Страница 26 - гдз по физике 8-11 класс учебник, задачник Гельфгат, Генденштейн

Физика, 8-11 класс Учебник, задачник, авторы: Гельфгат Илья Маркович, Генденштейн Лев Элевич, Кирик Леонид Анатольевич, издательство Илекса, Москва, 2005

Авторы: Гельфгат И. М., Генденштейн Л. Э., Кирик Л. А.

Тип: Учебник, задачник

Издательство: Илекса

Год издания: 2005 - 2026

Цвет обложки: синий мужчина в красном, летит на черном шаре

ISBN: 978-5-89237-332-6

Cтраница 26

App\Models\BookPage {#1003 // resources/views/models/book_page/default.blade.php
  #connection: "mysql"
  #table: "book_pages"
  #primaryKey: "id"
  #keyType: "int"
  +incrementing: true
  #with: []
  #withCount: []
  +preventsLazyLoading: false
  #perPage: 15
  +exists: true
  +wasRecentlyCreated: false
  #escapeWhenCastingToString: false
  #attributes: array:21 [
    "id" => 1340377
    "created_at" => "2026-04-10 13:58:26"
    "updated_at" => null
    "field_page_start" => "26"
    "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/page-26"
    "field_display_title" => "26"
    "field_folder" => "1"
    "field_image_name" => "26"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1008
      #items: []
      #escapeWhenCastingToString: false
    }
    "field_weight" => "0"
    "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1042
      #items: array:1 [
        0 => App\Models\Book {#1006
          #connection: "mysql"
          #table: "books"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: false
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:50 [
            "id" => 5401
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_tree_default_status" => "tasks"
            "field_pages_status" => null
            "field_subject" => Illuminate\Database\Eloquent\Collection {#1009
              #items: array:1 [
                0 => App\Models\Term {#1007
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
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                  +preventsLazyLoading: false
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                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:10 [ …10]
                  #original: array:10 [ …10]
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                  #hidden: []
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_class" => Illuminate\Database\Eloquent\Collection {#1010
              #items: array:4 [
                0 => App\Models\Term {#1011
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
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                  #hidden: []
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                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                1 => App\Models\Term {#1012
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
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                  +preventsLazyLoading: false
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                  +exists: true
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                }
                2 => App\Models\Term {#1013
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
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                  +timestamps: true
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                }
                3 => App\Models\Term {#1014
                  #connection: "mysql"
                  #table: "terms"
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                  #keyType: "int"
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                  #original: array:6 [ …6]
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                  +timestamps: true
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                  #visible: []
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_publisher" => Illuminate\Database\Eloquent\Collection {#1015
              #items: array:1 [
                0 => App\Models\Term {#1016
                  #connection: "mysql"
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                  #hidden: []
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_author" => Illuminate\Database\Eloquent\Collection {#1017
              #items: array:3 [
                0 => App\Models\Term {#1018
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:12 [ …12]
                  #original: array:12 [ …12]
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                  #dateFormat: null
                  #appends: []
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                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                1 => App\Models\Term {#1019
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:12 [ …12]
                  #original: array:12 [ …12]
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                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                2 => App\Models\Term {#1020
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
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                  #escapeWhenCastingToString: false
                  #attributes: array:12 [ …12]
                  #original: array:12 [ …12]
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1021
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_book_type" => Illuminate\Database\Eloquent\Collection {#1022
              #items: array:1 [
                0 => App\Models\Term {#1023
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
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                  #attributes: array:10 [ …10]
                  #original: array:10 [ …10]
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_country" => Illuminate\Database\Eloquent\Collection {#1024
              #items: array:1 [
                0 => App\Models\Term {#1025
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
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                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
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                  #visible: []
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_city" => Illuminate\Database\Eloquent\Collection {#1026
              #items: array:1 [
                0 => App\Models\Term {#1027
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
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                  #attributes: array:6 [ …6]
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                  #hidden: []
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_series" => Illuminate\Database\Eloquent\Collection {#1028
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_umk" => Illuminate\Database\Eloquent\Collection {#1029
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1030
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              #escapeWhenCastingToString: false
            }
            "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1031
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              #escapeWhenCastingToString: false
            }
            "field_publication_number" => "6"
            "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1032
              #items: array:1 [
                0 => App\Models\Term {#1033
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
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                }
              ]
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            "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1034
              #items: []
              #escapeWhenCastingToString: false
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              0 => ""
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              ]
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              #items: []
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              #items: []
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                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:21 [ …21]
                  #original: array:21 [ …21]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "book_page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
            "img" => array:1 [
              0 => array:5 [
                "name" => "26-1.jpg"
                "alt" => null
                "width" => "1598"
                "height" => 2478
                "path" => "/media/fizika_08/gelfgat-u/0-1/26-1.webp?ts=1756639084"
              ]
            ]
          ]
          #original: array:6 [
            "id" => 1518498
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "edition" => Illuminate\Database\Eloquent\Collection {#1060}
            "book_page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
            "img" => array:1 [
              0 => array:5 [
                "name" => "26-1.jpg"
                "alt" => null
                "width" => "1598"
                "height" => 2478
                "path" => "/media/fizika_08/gelfgat-u/0-1/26-1.webp?ts=1756639084"
              ]
            ]
          ]
          #changes: []
          #casts: []
          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
          #appends: []
          #dispatchesEvents: []
          #observables: []
          #relations: []
          #touches: []
          +timestamps: true
          +usesUniqueIds: false
          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "next" => Illuminate\Database\Eloquent\Collection {#6036
      #items: array:1 [
        0 => App\Models\BookPage {#6035
          #connection: "mysql"
          #table: "book_pages"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:21 [
            "id" => 1340378
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "27"
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/page-27"
            "field_display_title" => "27"
            "field_folder" => "1"
            "field_image_name" => "27"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#6052
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#6051
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#6050
              #items: []
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#6147
              #items: array:1 [
                0 => App\Models\Element {#6150
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1340379"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#6049
              #items: array:9 [
                0 => App\Models\Task {#6180
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                1 => App\Models\Task {#6221
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                2 => App\Models\Task {#6224
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                3 => App\Models\Task {#6244
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                4 => App\Models\Task {#6230
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                5 => App\Models\Task {#6217
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                6 => App\Models\Task {#6202
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                7 => App\Models\Task {#6188
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                8 => App\Models\Task {#6288
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:21 [
            "id" => 1340378
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "27"
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/page-27"
            "field_display_title" => "27"
            "field_folder" => "1"
            "field_image_name" => "27"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#6052}
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#6051}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#6050}
            "content" => Illuminate\Database\Eloquent\Collection {#6147}
            "next" => array:2 [
              "refs" => "1340379"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#6049}
          ]
          #changes: []
          #casts: []
          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
          #appends: []
          #dispatchesEvents: []
          #observables: []
          #relations: []
          #touches: []
          +timestamps: true
          +usesUniqueIds: false
          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "previous" => Illuminate\Database\Eloquent\Collection {#6031
      #items: array:1 [
        0 => App\Models\BookPage {#6030
          #connection: "mysql"
          #table: "book_pages"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:21 [
            "id" => 1340376
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "25"
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/page-25"
            "field_display_title" => "25"
            "field_folder" => "1"
            "field_image_name" => "25"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#6032
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#6033
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#6034
              #items: []
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#6044
              #items: array:1 [
                0 => App\Models\Element {#6043
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "1340375"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#6037
              #items: array:8 [
                0 => App\Models\Task {#6055
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                1 => App\Models\Task {#6061
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                2 => App\Models\Task {#6066
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                3 => App\Models\Task {#6080
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                4 => App\Models\Task {#6094
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                5 => App\Models\Task {#6108
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                   …8
                }
                6 => App\Models\Task {#6122 …30}
                7 => App\Models\Task {#6136 …30}
              ]
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:21 [
            "id" => 1340376
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "25"
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/page-25"
            "field_display_title" => "25"
            "field_folder" => "1"
            "field_image_name" => "25"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#6032}
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#6033}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#6034}
            "content" => Illuminate\Database\Eloquent\Collection {#6044}
            "next" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "1340375"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#6037}
          ]
          #changes: []
          #casts: []
          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
          #appends: []
          #dispatchesEvents: []
          #observables: []
          #relations: []
          #touches: []
          +timestamps: true
          +usesUniqueIds: false
          #hidden: []
          #visible: []
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            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "tasks" => Illuminate\Database\Eloquent\Collection {#1041
      #items: array:9 [
        0 => App\Models\Task {#1069
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
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          #perPage: 15
          +exists: true
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1288059
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "26"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-44"
            "field_display_title" => "4.44"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1073
              #items: array:1 [
                0 => App\Models\Term {#1070 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "field_description_bottom" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1072
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1082
              #items: array:1 [
                0 => App\Models\Branch {#1081 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1117
              #items: array:3 [
                0 => App\Models\Branch {#1127 …30}
                1 => App\Models\Branch {#1131 …30}
                2 => App\Models\Branch {#1135 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1115
              #items: array:3 [
                0 => App\Models\Element {#1107 …30}
                1 => App\Models\Element {#1106 …30}
                2 => App\Models\Element {#1104 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1288060"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1288058"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1111
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1288059
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "26"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-44"
            "field_display_title" => "4.44"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1073}
            "field_metatags_title" => null
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            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1072}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1082}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1117}
            "content" => Illuminate\Database\Eloquent\Collection {#1115}
            "next" => array:2 [
              "refs" => "1288060"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1288058"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1111}
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
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          #dateFormat: null
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          #touches: []
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          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        1 => App\Models\Task {#1074
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1288060
            "created_at" => "2026-04-10 13:58:26"
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            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-45"
            "field_display_title" => "4.45"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1124
              #items: array:1 [
                0 => App\Models\Term {#1070 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "field_description_bottom" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1112
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1110
              #items: array:1 [
                0 => App\Models\Branch {#1127 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1113
              #items: array:3 [
                0 => App\Models\Branch {#1127 …30}
                1 => App\Models\Branch {#1131 …30}
                2 => App\Models\Branch {#1135 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1078
              #items: array:3 [
                0 => App\Models\Element {#1116 …30}
                1 => App\Models\Element {#1123 …30}
                2 => App\Models\Element {#1122 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1288061"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1288059"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1094
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1288060
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "26"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-45"
            "field_display_title" => "4.45"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1124}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1112}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1110}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1113}
            "content" => Illuminate\Database\Eloquent\Collection {#1078}
            "next" => array:2 [
              "refs" => "1288061"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1288059"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1094}
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
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          #hidden: []
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          #guarded: array:1 [
            0 => "*"
          ]
        }
        2 => App\Models\Task {#1114
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
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          #perPage: 15
          +exists: true
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1288061
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "26"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-46"
            "field_display_title" => "4.46"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1075
              #items: array:1 [
                0 => App\Models\Term {#1070 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1101
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1100
              #items: array:1 [
                0 => App\Models\Branch {#1127 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1103
              #items: array:3 [
                0 => App\Models\Branch {#1127 …30}
                1 => App\Models\Branch {#1131 …30}
                2 => App\Models\Branch {#1135 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1099
              #items: array:3 [
                0 => App\Models\Element {#1153 …30}
                1 => App\Models\Element {#1155 …30}
                2 => App\Models\Element {#1157 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1288062"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1288060"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1150
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
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              "type" => "book_page"
            ]
          ]
          #original: array:24 [
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            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "26"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-46"
            "field_display_title" => "4.46"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1075}
            "field_metatags_title" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1101}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1100}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1103}
            "content" => Illuminate\Database\Eloquent\Collection {#1099}
            "next" => array:2 [
              "refs" => "1288062"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1288060"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1150}
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
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            0 => "*"
          ]
        }
        3 => App\Models\Task {#1102
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1288062
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
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            "field_display_title" => "4.47"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1105
              #items: array:1 [
                0 => App\Models\Term {#1070 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1141
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1151
              #items: array:1 [
                0 => App\Models\Branch {#1127 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1140
              #items: array:3 [
                0 => App\Models\Branch {#1127 …30}
                1 => App\Models\Branch {#1131 …30}
                2 => App\Models\Branch {#1135 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1142
              #items: array:3 [
                0 => App\Models\Element {#1167 …30}
                1 => App\Models\Element {#1169 …30}
                2 => App\Models\Element {#1171 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1288063"
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            ]
            "previous" => array:2 [
              "refs" => "1288061"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1164
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
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            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "26"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-47"
            "field_display_title" => "4.47"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1105}
            "field_metatags_title" => null
            "field_metatags_description" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1141}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1151}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1140}
            "content" => Illuminate\Database\Eloquent\Collection {#1142}
            "next" => array:2 [
              "refs" => "1288063"
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            ]
            "previous" => array:2 [
              "refs" => "1288061"
              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1164}
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
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          ]
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            0 => "*"
          ]
        }
        4 => App\Models\Task {#1143
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
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          #perPage: 15
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            "created_at" => "2026-04-10 13:58:26"
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            "field_display_title" => "4.48"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1138
              #items: array:1 [
                0 => App\Models\Term {#1070 …30}
              ]
              #escapeWhenCastingToString: false
            }
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            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1163
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1165
              #items: array:1 [
                0 => App\Models\Branch {#1127 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1161
              #items: array:3 [
                0 => App\Models\Branch {#1127 …30}
                1 => App\Models\Branch {#1131 …30}
                2 => App\Models\Branch {#1135 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1160
              #items: array:3 [
                0 => App\Models\Element {#1181 …30}
                1 => App\Models\Element {#1183 …30}
                2 => App\Models\Element {#1185 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1288064"
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            "previous" => array:2 [
              "refs" => "1288062"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1178
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
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            "updated_at" => null
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            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-48"
            "field_display_title" => "4.48"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1138}
            "field_metatags_title" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1163}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1165}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1161}
            "content" => Illuminate\Database\Eloquent\Collection {#1160}
            "next" => array:2 [
              "refs" => "1288064"
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            ]
            "previous" => array:2 [
              "refs" => "1288062"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1178}
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
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          #dateFormat: null
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          #touches: []
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          #hidden: []
          #visible: []
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          #guarded: array:1 [
            0 => "*"
          ]
        }
        5 => App\Models\Task {#1162
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1288064
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "26"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-49"
            "field_display_title" => "4.49"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1159
              #items: array:1 [
                0 => App\Models\Term {#1070 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1177
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1179
              #items: array:1 [
                0 => App\Models\Branch {#1127 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1175
              #items: array:3 [
                0 => App\Models\Branch {#1127 …30}
                1 => App\Models\Branch {#1131 …30}
                2 => App\Models\Branch {#1135 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1174
              #items: array:3 [
                0 => App\Models\Element {#1195 …30}
                1 => App\Models\Element {#1197 …30}
                2 => App\Models\Element {#1199 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1288065"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1288063"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1192
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1288064
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "26"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-49"
            "field_display_title" => "4.49"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1159}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_match" => null
            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1177}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1179}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1175}
            "content" => Illuminate\Database\Eloquent\Collection {#1174}
            "next" => array:2 [
              "refs" => "1288065"
              "type" => "task"
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            "previous" => array:2 [
              "refs" => "1288063"
              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1192}
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
          #changes: []
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          #attributeCastCache: []
          #dateFormat: null
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          #touches: []
          +timestamps: true
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          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        6 => App\Models\Task {#1176
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1288065
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "26"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-50"
            "field_display_title" => "4.50"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1173
              #items: array:1 [
                0 => App\Models\Term {#1070 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_match" => null
            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1191
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1193
              #items: array:1 [
                0 => App\Models\Branch {#1127 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1189
              #items: array:3 [
                0 => App\Models\Branch {#1127 …30}
                1 => App\Models\Branch {#1131 …30}
                2 => App\Models\Branch {#1135 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1188
              #items: array:3 [
                0 => App\Models\Element {#1209 …30}
                1 => App\Models\Element {#1211 …30}
                2 => App\Models\Element {#1213 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1288066"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1288064"
              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1206
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
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            "id" => 1288065
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "26"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-50"
            "field_display_title" => "4.50"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1173}
            "field_metatags_title" => null
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            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1191}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1193}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1189}
            "content" => Illuminate\Database\Eloquent\Collection {#1188}
            "next" => array:2 [
              "refs" => "1288066"
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            "previous" => array:2 [
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              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1206}
            "page" => array:2 [
              "refs" => "1340377"
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            0 => "*"
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        7 => App\Models\Task {#1190
          #connection: "mysql"
          #table: "tasks"
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          #escapeWhenCastingToString: false
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            "created_at" => "2026-04-10 13:58:26"
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            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-51"
            "field_display_title" => "4.51"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1187
              #items: array:1 [
                0 => App\Models\Term {#1070 …30}
              ]
              #escapeWhenCastingToString: false
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            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1205
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1207
              #items: array:1 [
                0 => App\Models\Branch {#1127 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1203
              #items: array:3 [
                0 => App\Models\Branch {#1127 …30}
                1 => App\Models\Branch {#1131 …30}
                2 => App\Models\Branch {#1135 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1202
              #items: array:3 [
                0 => App\Models\Element {#1223 …30}
                1 => App\Models\Element {#1225 …30}
                2 => App\Models\Element {#1227 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1288067"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1288065"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1220
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1288066
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "26"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-51"
            "field_display_title" => "4.51"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1187}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "field_description_bottom" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1205}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1207}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1203}
            "content" => Illuminate\Database\Eloquent\Collection {#1202}
            "next" => array:2 [
              "refs" => "1288067"
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            "previous" => array:2 [
              "refs" => "1288065"
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            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1220}
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
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          ]
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            0 => "*"
          ]
        }
        8 => App\Models\Task {#1204
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
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          #perPage: 15
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            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-52"
            "field_display_title" => "4.52"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1201
              #items: array:1 [
                0 => App\Models\Term {#1070 …30}
              ]
              #escapeWhenCastingToString: false
            }
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1219
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1221
              #items: array:1 [
                0 => App\Models\Branch {#1127 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1217
              #items: array:3 [
                0 => App\Models\Branch {#1127 …30}
                1 => App\Models\Branch {#1131 …30}
                2 => App\Models\Branch {#1135 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1216
              #items: array:3 [
                0 => App\Models\Element {#1237 …30}
                1 => App\Models\Element {#1239 …30}
                2 => App\Models\Element {#1241 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1288068"
              "type" => "task"
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            "previous" => array:2 [
              "refs" => "1288066"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1234
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1288067
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "26"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/04-52"
            "field_display_title" => "4.52"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1201}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_match" => null
            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1219}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1221}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1217}
            "content" => Illuminate\Database\Eloquent\Collection {#1216}
            "next" => array:2 [
              "refs" => "1288068"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1288066"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1234}
            "page" => array:2 [
              "refs" => "1340377"
              "type" => "book_page"
            ]
          ]
          #changes: []
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          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
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          #touches: []
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            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
  ]
  #original: array:21 [
    "id" => 1340377
    "created_at" => "2026-04-10 13:58:26"
    "updated_at" => null
    "field_page_start" => "26"
    "field_url" => "/8-klass/fizika/ileksa-gelfgat-uchebnik/page-26"
    "field_display_title" => "26"
    "field_folder" => "1"
    "field_image_name" => "26"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1008}
    "field_weight" => "0"
    "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1042}
    "field_metatags_title" => null
    "field_metatags_description" => null
    "field_h1" => null
    "field_description_top" => null
    "field_description_bottom" => null
    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1040}
    "content" => Illuminate\Database\Eloquent\Collection {#1051}
    "next" => array:2 [
      "refs" => "1340378"
      "type" => "book_page"
    ]
    "previous" => array:2 [
      "refs" => "1340376"
      "type" => "book_page"
    ]
    "tasks" => Illuminate\Database\Eloquent\Collection {#1041}
  ]
  #changes: []
  #casts: []
  #classCastCache: []
  #attributeCastCache: []
  #dateFormat: null
  #appends: []
  #dispatchesEvents: []
  #observables: []
  #relations: []
  #touches: []
  +timestamps: true
  +usesUniqueIds: false
  #hidden: []
  #visible: []
  #fillable: []
  #guarded: array:1 [
    0 => "*"
  ]
}
Физика, 8-11 класс Учебник, задачник, авторы: Гельфгат Илья Маркович, Генденштейн Лев Элевич, Кирик Леонид Анатольевич, издательство Илекса, Москва, 2005, страница 26
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