Страница 139 - гдз по физике 9 класс учебник Кабардин

Cтраница 139

App\Models\BookPage {#994 // 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" => 1717445
    "created_at" => "2026-04-10 00:54:11"
    "updated_at" => null
    "field_page_start" => "139"
    "field_url" => "/9-klass/fizika/kabardin-uchebnik/page-139"
    "field_display_title" => "139"
    "field_folder" => "1"
    "field_image_name" => "139"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#304
      #items: []
      #escapeWhenCastingToString: false
    }
    "field_weight" => "0"
    "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1001
      #items: array:1 [
        0 => App\Models\Book {#998
          #connection: "mysql"
          #table: "books"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: false
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          #withCount: []
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          +exists: true
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            "id" => 862
            "created_at" => "2026-04-10 00:54:11"
            "updated_at" => null
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                    "created_at" => "2026-04-10 00:54:11"
                    "updated_at" => null
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                    "field_foreign_lang_name" => null
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                    "field_subject_type" => "technical_subject"
                    "field_translit" => "fizika"
                  ]
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                    "updated_at" => null
                    "name" => "Физика"
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                    "field_foreign_lang_name" => null
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                    "field_subject_type" => "technical_subject"
                    "field_translit" => "fizika"
                  ]
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              ]
              #escapeWhenCastingToString: false
            }
            "field_class" => Illuminate\Database\Eloquent\Collection {#997
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                    "id" => 5458
                    "created_at" => "2026-04-10 00:54:11"
                    "updated_at" => null
                    "name" => "9"
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                    "field_translit" => "devjatyj"
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              #escapeWhenCastingToString: false
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              #items: array:1 [
                0 => App\Models\Term {#1004
                  #connection: "mysql"
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                    "created_at" => "2026-04-10 00:54:11"
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            "field_author" => Illuminate\Database\Eloquent\Collection {#1006
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                0 => App\Models\Term {#1007
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
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                    "created_at" => "2026-04-10 00:54:11"
                    "updated_at" => null
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                    "field_degree_rp" => null
                    "field_foreign_lang_name" => null
                    "field_foreign_lang_patronymic" => null
                    "field_foreign_lang_surname" => null
                    "field_name" => "Олег"
                    "field_patronymic" => "Фёдорович"
                    "field_surname_rp" => "Кабардина"
                  ]
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                    "id" => 4514
                    "created_at" => "2026-04-10 00:54:11"
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                    "field_foreign_lang_patronymic" => null
                    "field_foreign_lang_surname" => null
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                    "field_patronymic" => "Фёдорович"
                    "field_surname_rp" => "Кабардина"
                  ]
                  #changes: []
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                  ]
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              ]
              #escapeWhenCastingToString: false
            }
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              #items: []
              #escapeWhenCastingToString: false
            }
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              #items: array:1 [
                0 => App\Models\Term {#1010
                  #connection: "mysql"
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                    "created_at" => "2026-04-10 00:54:11"
                    "updated_at" => null
                    "name" => "Учебник"
                    "field_book_type_foreign" => null
                    "field_cases" => array:6 [ …6]
                    "field_plural_form" => null
                    "field_short_name" => null
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                    "field_translit" => "uchebnik"
                  ]
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                    0 => "*"
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              ]
              #escapeWhenCastingToString: false
            }
            "field_country" => Illuminate\Database\Eloquent\Collection {#1011
              #items: array:1 [
                0 => App\Models\Term {#1012
                  #connection: "mysql"
                  #table: "terms"
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                  #attributes: array:6 [
                    "id" => 9
                    "created_at" => "2026-04-10 00:54:11"
                    "updated_at" => null
                    "name" => "Россия"
                    "field_cases" => array:6 [ …6]
                    "field_translit" => "rossiya"
                  ]
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                    "id" => 9
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                    "updated_at" => null
                    "name" => "Россия"
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                    "field_translit" => "rossiya"
                  ]
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              #escapeWhenCastingToString: false
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            "field_city" => Illuminate\Database\Eloquent\Collection {#1013
              #items: array:1 [
                0 => App\Models\Term {#1014
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
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                  #attributes: array:6 [
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                    "created_at" => "2026-04-10 00:54:11"
                    "updated_at" => null
                    "name" => "Москва"
                    "field_cases" => array:6 [ …6]
                    "field_translit" => "moskva"
                  ]
                  #original: array:6 [
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                    "updated_at" => null
                    "name" => "Москва"
                    "field_cases" => array:6 [ …6]
                    "field_translit" => "moskva"
                  ]
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            "field_series" => Illuminate\Database\Eloquent\Collection {#1015
              #items: array:1 [
                0 => App\Models\Term {#1016
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
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                    "field_translit" => "arkhimed"
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              #escapeWhenCastingToString: false
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            "field_umk" => Illuminate\Database\Eloquent\Collection {#1017
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1018
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1019
              #items: array:1 [
                0 => App\Models\Term {#1020
                  #connection: "mysql"
                  #table: "terms"
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                  #attributes: array:10 [
                    "id" => 6706
                    "created_at" => "2026-04-10 00:54:11"
                    "updated_at" => null
                    "name" => "ФГОС (старый)"
                    "field_cases" => array:6 [ …6]
                    "field_color" => null
                    "field_end_year" => "2022"
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                  ]
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            "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1022
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            "field_popular_book" => "0"
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              #items: []
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            "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1026
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                0 => App\Models\Term {#1027
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                    "created_at" => "2026-04-10 00:54:11"
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                    "field_translit" => "raduzhnyy"
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            "field_subject" => Illuminate\Database\Eloquent\Collection {#302}
            "field_class" => Illuminate\Database\Eloquent\Collection {#997}
            "field_publisher" => Illuminate\Database\Eloquent\Collection {#1003}
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            "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1008}
            "field_book_type" => Illuminate\Database\Eloquent\Collection {#1009}
            "field_country" => Illuminate\Database\Eloquent\Collection {#1011}
            "field_city" => Illuminate\Database\Eloquent\Collection {#1013}
            "field_series" => Illuminate\Database\Eloquent\Collection {#1015}
            "field_umk" => Illuminate\Database\Eloquent\Collection {#1017}
            "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1018}
            "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1019}
            "field_publication_number" => null
            "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1021}
            "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1022}
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            "field_for_whom" => "Учебник для общеобразовательных организаций"
            "field_allowed" => null
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            "field_default_folder" => "/fizika_09/kabardin-u/"
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                    "field_branch_expanded" => "0"
                    "field_display_branch_in_title" => "1"
                    "field_display_task_interval" => "0"
                    "field_display_branch_page" => "1"
                    "field_branch_title_in_content" => "0"
                    "field_navigation_title" => null
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
                    "field_description_top" => null
                    "field_description_bottom" => null
                    "field_branch_cover" => []
                    "book" => Illuminate\Database\Eloquent\Collection {#1045 …2}
                    "branch_parent" => Illuminate\Database\Eloquent\Collection {#1046 …2}
                  ]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1047
              #items: array:3 [
                0 => App\Models\Branch {#1048
                  #connection: "mysql"
                  #table: "branches"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:23 [
                    "id" => 1716812
                    "created_at" => "2026-04-10 00:54:11"
                    "updated_at" => null
                    "field_display_title" => "Строение Вселенной"
                    "field_branch_order" => null
                    "field_url" => null
                    "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1049 …2}
                    "field_page_start" => "132"
                    "field_branch_display" => "0"
                    "field_branch_expanded" => "0"
                    "field_display_branch_in_title" => "1"
                    "field_display_task_interval" => "0"
                    "field_display_branch_page" => "1"
                    "field_branch_title_in_content" => "0"
                    "field_navigation_title" => null
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
                    "field_description_top" => null
                    "field_description_bottom" => null
                     …3
                  ]
                  #original: array:23 [ …23]
                  #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\Branch {#1052
                  #connection: "mysql"
                  #table: "branches"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:23 [ …23]
                  #original: array:23 [ …23]
                  #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\Branch {#1057
                  #connection: "mysql"
                  #table: "branches"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:23 [ …23]
                  #original: array:23 [ …23]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1069
              #items: array:1 [
                0 => App\Models\Element {#1070
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:7 [ …7]
                  #original: array:7 [ …7]
                  #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" => "1717263"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1717261"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1072
              #items: array:1 [
                0 => App\Models\Book {#998}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1717445"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1717262
            "created_at" => "2026-04-10 00:54:11"
            "updated_at" => null
            "field_page_start" => "139"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/kabardin-uchebnik/tvor139-1"
            "field_display_title" => "Творческое задание 30.1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1040}
            "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 {#1041}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1042}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1047}
            "content" => Illuminate\Database\Eloquent\Collection {#1069}
            "next" => array:2 [
              "refs" => "1717263"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1717261"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1072}
            "page" => array:2 [
              "refs" => "1717445"
              "type" => "book_page"
            ]
          ]
          #changes: []
          #casts: []
          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
          #appends: []
          #dispatchesEvents: []
          #observables: []
          #relations: []
          #touches: []
          +timestamps: true
          +usesUniqueIds: false
          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        1 => App\Models\Task {#1073
          #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" => 1717263
            "created_at" => "2026-04-10 00:54:11"
            "updated_at" => null
            "field_page_start" => "139"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/kabardin-uchebnik/vopr139-1"
            "field_display_title" => "1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1074
              #items: array:1 [
                0 => App\Models\Term {#1075
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #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
            }
            "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 {#1076
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1077
              #items: array:1 [
                0 => App\Models\Branch {#1048}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1078
              #items: array:3 [
                0 => App\Models\Branch {#1048}
                1 => App\Models\Branch {#1052}
                2 => App\Models\Branch {#1057}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1079
              #items: array:1 [
                0 => App\Models\Element {#1080
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:7 [ …7]
                  #original: array:7 [ …7]
                  #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" => "1717264"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1717262"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1082
              #items: array:1 [
                0 => App\Models\Book {#998}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1717445"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1717263
            "created_at" => "2026-04-10 00:54:11"
            "updated_at" => null
            "field_page_start" => "139"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/kabardin-uchebnik/vopr139-1"
            "field_display_title" => "1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1074}
            "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 {#1076}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1077}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1078}
            "content" => Illuminate\Database\Eloquent\Collection {#1079}
            "next" => array:2 [
              "refs" => "1717264"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1717262"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1082}
            "page" => array:2 [
              "refs" => "1717445"
              "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 => "*"
          ]
        }
        2 => App\Models\Task {#1083
          #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" => 1717264
            "created_at" => "2026-04-10 00:54:11"
            "updated_at" => null
            "field_page_start" => "139"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/kabardin-uchebnik/vopr139-2"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1084
              #items: array:1 [
                0 => App\Models\Term {#1075}
              ]
              #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 {#1085
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1086
              #items: array:1 [
                0 => App\Models\Branch {#1048}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1087
              #items: array:3 [
                0 => App\Models\Branch {#1048}
                1 => App\Models\Branch {#1052}
                2 => App\Models\Branch {#1057}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1088
              #items: array:1 [
                0 => App\Models\Element {#1089
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:7 [ …7]
                  #original: array:7 [ …7]
                  #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" => "1717265"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1717263"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1091
              #items: array:1 [
                0 => App\Models\Book {#998}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1717445"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1717264
            "created_at" => "2026-04-10 00:54:11"
            "updated_at" => null
            "field_page_start" => "139"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/kabardin-uchebnik/vopr139-2"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1084}
            "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 {#1085}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1086}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1087}
            "content" => Illuminate\Database\Eloquent\Collection {#1088}
            "next" => array:2 [
              "refs" => "1717265"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1717263"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1091}
            "page" => array:2 [
              "refs" => "1717445"
              "type" => "book_page"
            ]
          ]
          #changes: []
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          #attributeCastCache: []
          #dateFormat: null
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          #touches: []
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          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        3 => App\Models\Task {#1092
          #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" => 1717265
            "created_at" => "2026-04-10 00:54:11"
            "updated_at" => null
            "field_page_start" => "139"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/kabardin-uchebnik/zad30-1"
            "field_display_title" => "Задача 30.1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1093
              #items: []
              #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 {#1094
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1095
              #items: array:1 [
                0 => App\Models\Branch {#1048}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1096
              #items: array:3 [
                0 => App\Models\Branch {#1048}
                1 => App\Models\Branch {#1052}
                2 => App\Models\Branch {#1057}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1097
              #items: array:1 [
                0 => App\Models\Element {#1098
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:7 [ …7]
                  #original: array:7 [ …7]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
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                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1717266"
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            ]
            "previous" => array:2 [
              "refs" => "1717264"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1100
              #items: array:1 [
                0 => App\Models\Book {#998}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1717445"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1717265
            "created_at" => "2026-04-10 00:54:11"
            "updated_at" => null
            "field_page_start" => "139"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/kabardin-uchebnik/zad30-1"
            "field_display_title" => "Задача 30.1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1093}
            "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 {#1094}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1095}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1096}
            "content" => Illuminate\Database\Eloquent\Collection {#1097}
            "next" => array:2 [
              "refs" => "1717266"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1717264"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1100}
            "page" => array:2 [
              "refs" => "1717445"
              "type" => "book_page"
            ]
          ]
          #changes: []
          #casts: []
          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
          #appends: []
          #dispatchesEvents: []
          #observables: []
          #relations: []
          #touches: []
          +timestamps: true
          +usesUniqueIds: false
          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
  ]
  #original: array:21 [
    "id" => 1717445
    "created_at" => "2026-04-10 00:54:11"
    "updated_at" => null
    "field_page_start" => "139"
    "field_url" => "/9-klass/fizika/kabardin-uchebnik/page-139"
    "field_display_title" => "139"
    "field_folder" => "1"
    "field_image_name" => "139"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#304}
    "field_weight" => "0"
    "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1001}
    "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 {#1028}
    "content" => Illuminate\Database\Eloquent\Collection {#1029}
    "next" => array:2 [
      "refs" => "1717446"
      "type" => "book_page"
    ]
    "previous" => array:2 [
      "refs" => "1717444"
      "type" => "book_page"
    ]
    "tasks" => Illuminate\Database\Eloquent\Collection {#1038}
  ]
  #changes: []
  #casts: []
  #classCastCache: []
  #attributeCastCache: []
  #dateFormat: null
  #appends: []
  #dispatchesEvents: []
  #observables: []
  #relations: []
  #touches: []
  +timestamps: true
  +usesUniqueIds: false
  #hidden: []
  #visible: []
  #fillable: []
  #guarded: array:1 [
    0 => "*"
  ]
}