Страница 76, часть 2 - гдз по физике 8 класс учебник часть 1, 2 Генденштейн, Булатова

Авторы: Генденштейн Л. Э., Булатова А. А., Корнильев И. Н., Кошкина А. В.

Тип: Учебник

Издательство: Просвещение

Год издания: 2019 - 2026

Уровень обучения: базовый

Часть: 2

Цвет обложки: бирюзовый

ISBN: 978-5-09-107478-9

Часть 2. Cтраница 76

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" => 1494810
    "created_at" => "2026-04-10 13:58:26"
    "updated_at" => null
    "field_page_start" => "76"
    "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/page-2-76"
    "field_display_title" => "76"
    "field_folder" => "2"
    "field_image_name" => "76"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#304
      #items: array:1 [
        0 => App\Models\Branch {#1001
          #connection: "mysql"
          #table: "branches"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1493725
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_display_title" => null
            "field_branch_order" => "2"
            "field_url" => null
            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#998
              #items: array:1 [
                0 => App\Models\Term {#302
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
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                  +preventsLazyLoading: false
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                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:7 [ …7]
                  #original: array:7 [ …7]
                  #changes: []
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                  #dateFormat: null
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                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_page_start" => "4"
            "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
            "field_branch_cover" => []
            "field_branch_covers" => []
            "book" => Illuminate\Database\Eloquent\Collection {#313
              #items: array:1 [
                0 => App\Models\Book {#997
                  #connection: "mysql"
                  #table: "books"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
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                  +preventsLazyLoading: false
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                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:50 [ …50]
                  #original: array:50 [ …50]
                  #changes: []
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                  +timestamps: true
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                  #hidden: []
                  #visible: []
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1035
              #items: []
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:24 [
            "id" => 1493725
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_display_title" => null
            "field_branch_order" => "2"
            "field_url" => null
            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#998}
            "field_page_start" => "4"
            "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
            "field_branch_cover" => []
            "field_branch_covers" => []
            "book" => Illuminate\Database\Eloquent\Collection {#313}
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1035}
          ]
          #changes: []
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          +timestamps: true
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          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "field_weight" => "0"
    "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1036
      #items: array:1 [
        0 => App\Models\Book {#1037
          #connection: "mysql"
          #table: "books"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: false
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
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          #escapeWhenCastingToString: false
          #attributes: array:50 [
            "id" => 2219
            "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 {#1038
              #items: array:1 [
                0 => App\Models\Term {#1039
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
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                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:10 [ …10]
                  #original: array:10 [ …10]
                  #changes: []
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                  #dateFormat: null
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                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_class" => Illuminate\Database\Eloquent\Collection {#1040
              #items: array:1 [
                0 => App\Models\Term {#1041
                  #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: []
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                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
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                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_publisher" => Illuminate\Database\Eloquent\Collection {#1042
              #items: array:1 [
                0 => App\Models\Term {#1043
                  #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_author" => Illuminate\Database\Eloquent\Collection {#1044
              #items: array:4 [
                0 => App\Models\Term {#1045
                  #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
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                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                1 => App\Models\Term {#1046
                  #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]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
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                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                2 => App\Models\Term {#1047
                  #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]
                  #changes: []
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                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
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                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                3 => App\Models\Term {#1048
                  #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]
                  #changes: []
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                  #dateFormat: null
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1049
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_book_type" => Illuminate\Database\Eloquent\Collection {#1050
              #items: array:1 [
                0 => App\Models\Term {#1051
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
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                  #escapeWhenCastingToString: false
                  #attributes: array:10 [ …10]
                  #original: array:10 [ …10]
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #dispatchesEvents: []
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                  #touches: []
                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_country" => Illuminate\Database\Eloquent\Collection {#1052
              #items: array:1 [
                0 => App\Models\Term {#1053
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
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                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
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                  #touches: []
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                  #hidden: []
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_city" => Illuminate\Database\Eloquent\Collection {#1054
              #items: array:1 [
                0 => App\Models\Term {#1055
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
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                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
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                  #hidden: []
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_series" => Illuminate\Database\Eloquent\Collection {#1056
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_umk" => Illuminate\Database\Eloquent\Collection {#1057
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1058
              #items: array:1 [
                0 => App\Models\Term {#1059
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1060
              #items: array:1 [
                0 => App\Models\Term {#1061
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_publication_number" => null
            "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1062
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1063
              #items: array:1 [
                0 => App\Models\Term {#1064
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
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              ]
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            "field_under_the_edition_degree" => null
            "field_cover_description" => null
            "field_publication_year" => "2019"
            "field_publication_year_until" => null
            "field_part" => "1, 2"
            "field_part_writing" => "Часть"
            "field_second_foreign_language" => null
            "field_for_whom" => "Учебное пособие"
            "field_allowed" => null
            "field_reserve_field" => null
            "field_link_to_source" => null
            "field_tasks_count" => "832"
            "field_priority" => null
            "field_default_folder" => "/fizika_08/gendenshtejn-u/"
            "field_isbn" => "978-5-09-107478-9"
            "field_cover" => array:2 [
              0 => "/media/fizika_08/gendenshtejn-u/covers/cover1.webp?ts=1761057427"
              1 => "/media/fizika_08/gendenshtejn-u/covers/cover2.webp?ts=1761057427"
            ]
            "field_cover_alts" => array:2 [
              0 => ""
              1 => ""
            ]
            "field_covers" => array:2 [
              0 => array:4 [
                "path" => "/media/fizika_08/gendenshtejn-u/covers/cover1.webp?ts=1761057427"
                "alt" => ""
                "width" => "1873"
                "height" => "2761"
              ]
              1 => array:4 [
                "path" => "/media/fizika_08/gendenshtejn-u/covers/cover2.webp?ts=1761057427"
                "alt" => ""
                "width" => "1858"
                "height" => "2754"
              ]
            ]
            "field_popular_book" => "0"
            "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1065
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_new_book" => Illuminate\Database\Eloquent\Collection {#1066
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_old_book" => Illuminate\Database\Eloquent\Collection {#1067
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik"
            "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1068
              #items: array:1 [
                0 => App\Models\Term {#1069
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            "field_metatags_title" => null
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            "breadcrumbs" => array:3 [
              "class" => 379
              "subject" => 556
              "class_subject" => 492
            ]
          ]
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            "id" => 2219
            "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 {#1038}
            "field_class" => Illuminate\Database\Eloquent\Collection {#1040}
            "field_publisher" => Illuminate\Database\Eloquent\Collection {#1042}
            "field_author" => Illuminate\Database\Eloquent\Collection {#1044}
            "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1049}
            "field_book_type" => Illuminate\Database\Eloquent\Collection {#1050}
            "field_country" => Illuminate\Database\Eloquent\Collection {#1052}
            "field_city" => Illuminate\Database\Eloquent\Collection {#1054}
            "field_series" => Illuminate\Database\Eloquent\Collection {#1056}
            "field_umk" => Illuminate\Database\Eloquent\Collection {#1057}
            "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1058}
            "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1060}
            "field_publication_number" => null
            "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1062}
            "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1063}
            "field_under_the_edition_degree" => null
            "field_cover_description" => null
            "field_publication_year" => "2019"
            "field_publication_year_until" => null
            "field_part" => "1, 2"
            "field_part_writing" => "Часть"
            "field_second_foreign_language" => null
            "field_for_whom" => "Учебное пособие"
            "field_allowed" => null
            "field_reserve_field" => null
            "field_link_to_source" => null
            "field_tasks_count" => "832"
            "field_priority" => null
            "field_default_folder" => "/fizika_08/gendenshtejn-u/"
            "field_isbn" => "978-5-09-107478-9"
            "field_cover" => array:2 [
              0 => "/media/fizika_08/gendenshtejn-u/covers/cover1.webp?ts=1761057427"
              1 => "/media/fizika_08/gendenshtejn-u/covers/cover2.webp?ts=1761057427"
            ]
            "field_cover_alts" => array:2 [
              0 => ""
              1 => ""
            ]
            "field_covers" => array:2 [
              0 => array:4 [
                "path" => "/media/fizika_08/gendenshtejn-u/covers/cover1.webp?ts=1761057427"
                "alt" => ""
                "width" => "1873"
                "height" => "2761"
              ]
              1 => array:4 [
                "path" => "/media/fizika_08/gendenshtejn-u/covers/cover2.webp?ts=1761057427"
                "alt" => ""
                "width" => "1858"
                "height" => "2754"
              ]
            ]
            "field_popular_book" => "0"
            "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1065}
            "field_new_book" => Illuminate\Database\Eloquent\Collection {#1066}
            "field_old_book" => Illuminate\Database\Eloquent\Collection {#1067}
            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik"
            "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1068}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => array:3 [
              "class" => 379
              "subject" => 556
              "class_subject" => 492
            ]
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            0 => "*"
          ]
        }
      ]
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    "field_metatags_title" => null
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    "field_h1" => null
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    "field_description_bottom" => null
    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1070
      #items: []
      #escapeWhenCastingToString: false
    }
    "content" => Illuminate\Database\Eloquent\Collection {#1071
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        0 => App\Models\Element {#1072
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          #attributes: array:6 [
            "id" => 1776817
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "edition" => Illuminate\Database\Eloquent\Collection {#1073
              #items: array:1 [
                0 => App\Models\Edition {#1074
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                  #table: "editions"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
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                  #perPage: 15
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                  #attributes: array:21 [ …21]
                  #original: array:21 [ …21]
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                  #dateFormat: null
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "book_page" => array:2 [
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            ]
            "img" => array:1 [
              0 => array:5 [
                "name" => "76-1.jpg"
                "alt" => null
                "width" => "1885"
                "height" => 2837
                "path" => "/media/fizika_08/gendenshtejn-u/0-2/76-1.webp?ts=1761348269"
              ]
            ]
          ]
          #original: array:6 [
            "id" => 1776817
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "edition" => Illuminate\Database\Eloquent\Collection {#1073}
            "book_page" => array:2 [
              "refs" => "1494810"
              "type" => "book_page"
            ]
            "img" => array:1 [
              0 => array:5 [
                "name" => "76-1.jpg"
                "alt" => null
                "width" => "1885"
                "height" => 2837
                "path" => "/media/fizika_08/gendenshtejn-u/0-2/76-1.webp?ts=1761348269"
              ]
            ]
          ]
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            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "next" => Illuminate\Database\Eloquent\Collection {#6302
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        0 => App\Models\BookPage {#6303
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          #table: "book_pages"
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          #keyType: "int"
          +incrementing: true
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          #attributes: array:21 [
            "id" => 1494811
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
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            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/page-2-77"
            "field_display_title" => "77"
            "field_folder" => "2"
            "field_image_name" => "77"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#6317
              #items: array:1 [
                0 => App\Models\Branch {#6452
                  #connection: "mysql"
                  #table: "branches"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
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                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#6320
              #items: array:1 [
                0 => App\Models\Book {#2507
                  #connection: "mysql"
                  #table: "books"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
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                  #perPage: 15
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                  #attributes: array:50 [ …50]
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                  #dateFormat: null
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                }
              ]
              #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 {#6307
              #items: []
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#6413
              #items: array:1 [
                0 => App\Models\Element {#6411
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
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                  #escapeWhenCastingToString: false
                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #touches: []
                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1494812"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "1494810"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#6304
              #items: array:6 [
                0 => App\Models\Task {#6393
                  #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]
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #touches: []
                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                1 => App\Models\Task {#6384
                  #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: []
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                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
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                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                2 => App\Models\Task {#6372
                  #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]
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #touches: []
                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                3 => App\Models\Task {#6361
                  #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: []
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                4 => App\Models\Task {#6348
                  #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 {#6336
                  #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: []
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:21 [
            "id" => 1494811
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "77"
            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/page-2-77"
            "field_display_title" => "77"
            "field_folder" => "2"
            "field_image_name" => "77"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#6317}
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#6320}
            "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 {#6307}
            "content" => Illuminate\Database\Eloquent\Collection {#6413}
            "next" => array:2 [
              "refs" => "1494812"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "1494810"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#6304}
          ]
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            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "previous" => Illuminate\Database\Eloquent\Collection {#6259
      #items: array:1 [
        0 => App\Models\BookPage {#6258
          #connection: "mysql"
          #table: "book_pages"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
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          #escapeWhenCastingToString: false
          #attributes: array:21 [
            "id" => 1494809
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "75"
            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/page-2-75"
            "field_display_title" => "75"
            "field_folder" => "2"
            "field_image_name" => "75"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#6300
              #items: array:1 [
                0 => App\Models\Branch {#6260
                  #connection: "mysql"
                  #table: "branches"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#6298
              #items: array:1 [
                0 => App\Models\Book {#2507}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "field_description_bottom" => null
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#6299
              #items: []
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#6310
              #items: array:1 [
                0 => App\Models\Element {#6309
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
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                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1494810"
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            ]
            "previous" => array:2 [
              "refs" => "1494808"
              "type" => "book_page"
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            "tasks" => Illuminate\Database\Eloquent\Collection {#6301
              #items: array:3 [
                0 => App\Models\Task {#6322
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
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                  #hidden: []
                  #visible: []
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                  #guarded: array:1 [ …1]
                }
                1 => App\Models\Task {#6402
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
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                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                2 => App\Models\Task {#6427
                  #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]
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                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:21 [
            "id" => 1494809
            "created_at" => "2026-04-10 13:58:26"
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            "field_display_title" => "75"
            "field_folder" => "2"
            "field_image_name" => "75"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#6300}
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#6298}
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            "field_h1" => null
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#6299}
            "content" => Illuminate\Database\Eloquent\Collection {#6310}
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            ]
            "previous" => array:2 [
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            "tasks" => Illuminate\Database\Eloquent\Collection {#6301}
          ]
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            0 => "*"
          ]
        }
      ]
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    "tasks" => Illuminate\Database\Eloquent\Collection {#1080
      #items: array:8 [
        0 => App\Models\Task {#1081
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
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            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
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            "field_display_title" => "23"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1082
              #items: array:1 [
                0 => App\Models\Term {#1083
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
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                  #perPage: 15
                  +exists: true
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                  #attributes: array:6 [ …6]
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                }
              ]
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            "field_metatags_title" => null
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            "breadcrumbs" => []
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            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1085
              #items: array:1 [
                0 => App\Models\Branch {#1086
                  #connection: "mysql"
                  #table: "branches"
                  #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: []
                   …13
                }
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1124
              #items: array:3 [
                0 => App\Models\Branch {#1086 …13}
                1 => App\Models\Branch {#1125 …30}
                2 => App\Models\Branch {#1201 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1282
              #items: array:2 [
                0 => App\Models\Element {#1283 …30}
                1 => App\Models\Element {#1291 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1494297"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1494295"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1299
              #items: array:1 [
                0 => App\Models\Book {#1300 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1494810"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1494296
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
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            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/18-23"
            "field_display_title" => "23"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1082}
            "field_metatags_title" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1084}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1085}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1124}
            "content" => Illuminate\Database\Eloquent\Collection {#1282}
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              "refs" => "1494297"
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            ]
            "previous" => array:2 [
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            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1299}
            "page" => array:2 [
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              "type" => "book_page"
            ]
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            0 => "*"
          ]
        }
        1 => App\Models\Task {#1333
          #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" => 1494297
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "76"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/18-24"
            "field_display_title" => "24"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1334
              #items: array:1 [
                0 => App\Models\Term {#1335 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1336
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1337
              #items: array:1 [
                0 => App\Models\Branch {#1338 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1376
              #items: array:3 [
                0 => App\Models\Branch {#1338 …30}
                1 => App\Models\Branch {#1377 …30}
                2 => App\Models\Branch {#1453 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1534
              #items: array:2 [
                0 => App\Models\Element {#1535 …30}
                1 => App\Models\Element {#1543 …30}
              ]
              #escapeWhenCastingToString: false
            }
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              "refs" => "1494298"
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            "previous" => array:2 [
              "refs" => "1494296"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1551
              #items: array:1 [
                0 => App\Models\Book {#1552 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1494810"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
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            "created_at" => "2026-04-10 13:58:26"
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            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/18-24"
            "field_display_title" => "24"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1334}
            "field_metatags_title" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1336}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1337}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1376}
            "content" => Illuminate\Database\Eloquent\Collection {#1534}
            "next" => array:2 [
              "refs" => "1494298"
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            ]
            "previous" => array:2 [
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            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1551}
            "page" => array:2 [
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            0 => "*"
          ]
        }
        2 => App\Models\Task {#1585
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1494298
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "76"
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            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/18-25"
            "field_display_title" => "25"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1586
              #items: array:1 [
                0 => App\Models\Term {#1587 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1588
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1589
              #items: array:1 [
                0 => App\Models\Branch {#1590 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1628
              #items: array:3 [
                0 => App\Models\Branch {#1590 …30}
                1 => App\Models\Branch {#1629 …30}
                2 => App\Models\Branch {#1672 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1720
              #items: array:2 [
                0 => App\Models\Element {#1721 …30}
                1 => App\Models\Element {#1729 …30}
              ]
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            }
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              "refs" => "1494299"
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              "refs" => "1494297"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1737
              #items: array:1 [
                0 => App\Models\Book {#1594 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
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            ]
          ]
          #original: array:24 [
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            "created_at" => "2026-04-10 13:58:26"
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            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/18-25"
            "field_display_title" => "25"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1586}
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1588}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1589}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1628}
            "content" => Illuminate\Database\Eloquent\Collection {#1720}
            "next" => array:2 [
              "refs" => "1494299"
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            ]
            "previous" => array:2 [
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              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1737}
            "page" => array:2 [
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              "type" => "book_page"
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            0 => "*"
          ]
        }
        3 => App\Models\Task {#1738
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
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            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "76"
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            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/18-26"
            "field_display_title" => "26"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1739
              #items: array:1 [
                0 => App\Models\Term {#1740 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1741
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1742
              #items: array:1 [
                0 => App\Models\Branch {#1743 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1781
              #items: array:3 [
                0 => App\Models\Branch {#1743 …30}
                1 => App\Models\Branch {#1782 …30}
                2 => App\Models\Branch {#1825 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1873
              #items: array:2 [
                0 => App\Models\Element {#1874 …30}
                1 => App\Models\Element {#1882 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1494300"
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            ]
            "previous" => array:2 [
              "refs" => "1494298"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1890
              #items: array:1 [
                0 => App\Models\Book {#1747 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1494810"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
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            "created_at" => "2026-04-10 13:58:26"
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            "field_page_start" => "76"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/18-26"
            "field_display_title" => "26"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1739}
            "field_metatags_title" => null
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            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1741}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1742}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1781}
            "content" => Illuminate\Database\Eloquent\Collection {#1873}
            "next" => array:2 [
              "refs" => "1494300"
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            ]
            "previous" => array:2 [
              "refs" => "1494298"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1890}
            "page" => array:2 [
              "refs" => "1494810"
              "type" => "book_page"
            ]
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          #dateFormat: null
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          #hidden: []
          #visible: []
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          #guarded: array:1 [
            0 => "*"
          ]
        }
        4 => App\Models\Task {#1891
          #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" => 1494300
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "76"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/18-27"
            "field_display_title" => "27"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1892
              #items: array:1 [
                0 => App\Models\Term {#1893 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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              #items: []
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            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1895
              #items: array:1 [
                0 => App\Models\Branch {#1896 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1934
              #items: array:3 [
                0 => App\Models\Branch {#1896 …30}
                1 => App\Models\Branch {#1935 …30}
                2 => App\Models\Branch {#1978 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#2026
              #items: array:2 [
                0 => App\Models\Element {#2027 …30}
                1 => App\Models\Element {#2035 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
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            "book" => Illuminate\Database\Eloquent\Collection {#2043
              #items: array:1 [
                0 => App\Models\Book {#1900 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
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            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1892}
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1894}
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            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1934}
            "content" => Illuminate\Database\Eloquent\Collection {#2026}
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            "book" => Illuminate\Database\Eloquent\Collection {#2043}
            "page" => array:2 [
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            0 => "*"
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        }
        5 => App\Models\Task {#2044
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
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            "id" => 1494301
            "created_at" => "2026-04-10 13:58:26"
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            "field_page_start" => "76"
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            "field_display_title" => "28"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#2045
              #items: array:1 [
                0 => App\Models\Term {#2046 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
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              #items: []
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            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#2048
              #items: array:1 [
                0 => App\Models\Branch {#2049 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#2087
              #items: array:3 [
                0 => App\Models\Branch {#2049 …30}
                1 => App\Models\Branch {#2088 …30}
                2 => App\Models\Branch {#2131 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#2179
              #items: array:2 [
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                1 => App\Models\Element {#2188 …30}
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            "book" => Illuminate\Database\Eloquent\Collection {#2196
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        6 => App\Models\Task {#2197
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            "field_task_type" => Illuminate\Database\Eloquent\Collection {#2198
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            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#2201
              #items: array:1 [
                0 => App\Models\Branch {#2202 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#2240
              #items: array:3 [
                0 => App\Models\Branch {#2202 …30}
                1 => App\Models\Branch {#2241 …30}
                2 => App\Models\Branch {#2284 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#2332
              #items: array:2 [
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                1 => App\Models\Element {#2341 …30}
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            "book" => Illuminate\Database\Eloquent\Collection {#2349
              #items: array:1 [
                0 => App\Models\Book {#2206 …30}
              ]
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            }
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            "field_display_title" => "29"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#2198}
            "field_metatags_title" => null
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        7 => App\Models\Task {#2350
          #connection: "mysql"
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            "field_display_title" => "30"
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            "field_task_type" => Illuminate\Database\Eloquent\Collection {#2351
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                0 => App\Models\Term {#2352 …30}
              ]
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              #items: array:1 [
                0 => App\Models\Branch {#2355 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#2393
              #items: array:3 [
                0 => App\Models\Branch {#2355 …30}
                1 => App\Models\Branch {#2394 …30}
                2 => App\Models\Branch {#2437 …30}
              ]
              #escapeWhenCastingToString: false
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            "content" => Illuminate\Database\Eloquent\Collection {#2485
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            "book" => Illuminate\Database\Eloquent\Collection {#2502
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                0 => App\Models\Book {#2359 …30}
              ]
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            }
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            "breadcrumbs" => []
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            "content" => Illuminate\Database\Eloquent\Collection {#2485}
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              "refs" => "1494304"
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              "refs" => "1494302"
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            "book" => Illuminate\Database\Eloquent\Collection {#2502}
            "page" => array:2 [
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              "type" => "book_page"
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    "created_at" => "2026-04-10 13:58:26"
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    "field_url" => "/8-klass/fizika/gendenshtejn-uchebnik/page-2-76"
    "field_display_title" => "76"
    "field_folder" => "2"
    "field_image_name" => "76"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#304}
    "field_weight" => "0"
    "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1036}
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    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1070}
    "content" => Illuminate\Database\Eloquent\Collection {#1071}
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      "refs" => "1494811"
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    "previous" => array:2 [
      "refs" => "1494809"
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    ]
    "tasks" => Illuminate\Database\Eloquent\Collection {#1080}
  ]
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  #visible: []
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  #guarded: array:1 [
    0 => "*"
  ]
}
Физика, 8 класс Учебник, авторы: Генденштейн Лев Элевич, Булатова Альбина Александрова, Корнильев Игорь Николаевич, Кошкина Анжелика Васильевна, издательство Просвещение, Москва, 2019, бирюзового цвета, Часть 2, страница 76
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