Страница 185, часть 2 - гдз по физике 9 класс учебник часть 1, 2 Белага, Воронцова

Авторы: Белага В. В., Воронцова Н. И., Ломаченков И. А., Панебратцев Ю. А.

Тип: Учебник

Издательство: Просвещение

Год издания: 2024 - 2026

Уровень обучения: углублённый

Часть: 2

Цвет обложки: голубой

ISBN: 978-5-09-121759-9

Часть 2. Cтраница 185

App\Models\BookPage {#1003 // resources/views/models/book_page/default.blade.php
  #connection: "mysql"
  #table: "book_pages"
  #primaryKey: "id"
  #keyType: "int"
  +incrementing: true
  #with: []
  #withCount: []
  +preventsLazyLoading: false
  #perPage: 15
  +exists: true
  +wasRecentlyCreated: false
  #escapeWhenCastingToString: false
  #attributes: array:21 [
    "id" => 1507454
    "created_at" => "2026-04-10 13:58:26"
    "updated_at" => null
    "field_page_start" => "185"
    "field_url" => "/9-klass/fizika/belaga-uchebnik/page-2-185"
    "field_display_title" => "185"
    "field_folder" => "2"
    "field_image_name" => "185"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1015
      #items: array:1 [
        0 => App\Models\Branch {#1014
          #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" => 1505926
            "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 {#1019
              #items: array:1 [
                0 => App\Models\Term {#1016
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:7 [
                    "id" => 31
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "name" => "Часть"
                    "field_cases" => array:6 [ …6]
                    "field_page_check_not_needed" => "1"
                    "field_short_name" => "ч."
                  ]
                  #original: array:7 [
                    "id" => 31
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "name" => "Часть"
                    "field_cases" => array:6 [ …6]
                    "field_page_check_not_needed" => "1"
                    "field_short_name" => "ч."
                  ]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_page_start" => "6"
            "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 {#1053
              #items: array:1 [
                0 => App\Models\Book {#1018
                  #connection: "mysql"
                  #table: "books"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:50 [
                    "id" => 1652
                    "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 {#1020
                      #items: array:1 [
                        0 => App\Models\Term {#1017
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:10 [
                            "id" => 6493
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Физика"
                            "field_abbreviated_name" => null
                            "field_cases" => array:6 [ …6]
                            "field_foreign_lang_name" => null
                            "field_short_name" => null
                            "field_subject_type" => "technical_subject"
                            "field_translit" => "fizika"
                          ]
                          #original: array:10 [
                            "id" => 6493
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Физика"
                            "field_abbreviated_name" => null
                            "field_cases" => array:6 [ …6]
                            "field_foreign_lang_name" => null
                            "field_short_name" => null
                            "field_subject_type" => "technical_subject"
                            "field_translit" => "fizika"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_class" => Illuminate\Database\Eloquent\Collection {#1021
                      #items: array:1 [
                        0 => App\Models\Term {#1022
                          #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 [
                            "id" => 5458
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "9"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "devjatyj"
                          ]
                          #original: array:6 [
                            "id" => 5458
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "9"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "devjatyj"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
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                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_publisher" => Illuminate\Database\Eloquent\Collection {#1023
                      #items: array:1 [
                        0 => App\Models\Term {#1024
                          #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 [
                            "id" => 5153
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Просвещение"
                            "field_cases" => null
                            "field_translit" => "prosveschenie"
                          ]
                          #original: array:6 [
                            "id" => 5153
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Просвещение"
                            "field_cases" => null
                            "field_translit" => "prosveschenie"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_author" => Illuminate\Database\Eloquent\Collection {#1025
                      #items: array:4 [
                        0 => App\Models\Term {#1026
                          #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 [
                            "id" => 3824
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Белага"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Виктория"
                            "field_patronymic" => "Владимировна"
                            "field_surname_rp" => null
                          ]
                          #original: array:12 [
                            "id" => 3824
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Белага"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Виктория"
                            "field_patronymic" => "Владимировна"
                            "field_surname_rp" => null
                          ]
                          #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\Term {#1027
                          #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 [
                            "id" => 4049
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Воронцова"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Наталия"
                            "field_patronymic" => "Игоревна"
                            "field_surname_rp" => null
                          ]
                          #original: array:12 [
                            "id" => 4049
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Воронцова"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Наталия"
                            "field_patronymic" => "Игоревна"
                            "field_surname_rp" => null
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                        2 => App\Models\Term {#1028
                          #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 [
                            "id" => 5014
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Ломаченков"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Иван"
                            "field_patronymic" => "Алексеевич"
                            "field_surname_rp" => null
                          ]
                          #original: array:12 [
                            "id" => 5014
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Ломаченков"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Иван"
                            "field_patronymic" => "Алексеевич"
                            "field_surname_rp" => null
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
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                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                        3 => App\Models\Term {#1029
                          #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 [
                            "id" => 5412
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Панебратцев"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Юрий"
                            "field_patronymic" => "Анатольевич"
                            "field_surname_rp" => "Панебратцева"
                          ]
                          #original: array:12 [
                            "id" => 5412
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Панебратцев"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Юрий"
                            "field_patronymic" => "Анатольевич"
                            "field_surname_rp" => "Панебратцева"
                          ]
                          #changes: []
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                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
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                          #hidden: []
                          #visible: []
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                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1030
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_book_type" => Illuminate\Database\Eloquent\Collection {#1031
                      #items: array:1 [
                        0 => App\Models\Term {#1032
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
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                          #escapeWhenCastingToString: false
                          #attributes: array:10 [
                            "id" => 6671
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Учебник"
                            "field_book_type_foreign" => null
                            "field_cases" => array:6 [ …6]
                            "field_plural_form" => null
                            "field_short_name" => null
                            "field_short_name_foreign" => null
                            "field_translit" => "uchebnik"
                          ]
                          #original: array:10 [
                            "id" => 6671
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Учебник"
                            "field_book_type_foreign" => null
                            "field_cases" => array:6 [ …6]
                            "field_plural_form" => null
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                            "field_translit" => "uchebnik"
                          ]
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                            0 => "*"
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                      ]
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                    "field_country" => Illuminate\Database\Eloquent\Collection {#1033
                      #items: array:1 [
                        0 => App\Models\Term {#1034
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
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                          #withCount: []
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                          +exists: true
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                          #escapeWhenCastingToString: false
                          #attributes: array:6 [
                            "id" => 9
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Россия"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "rossiya"
                          ]
                          #original: array:6 [
                            "id" => 9
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Россия"
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                            "field_translit" => "rossiya"
                          ]
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                      #escapeWhenCastingToString: false
                    }
                    "field_city" => Illuminate\Database\Eloquent\Collection {#1035
                      #items: array:1 [
                        0 => App\Models\Term {#1036
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
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                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:6 [
                            "id" => 15
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Москва"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "moskva"
                          ]
                          #original: array:6 [
                            "id" => 15
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "Москва"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "moskva"
                          ]
                          #changes: []
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                          #attributeCastCache: []
                          #dateFormat: null
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                          #touches: []
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                          ]
                        }
                      ]
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                    }
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                    }
                    "field_umk" => Illuminate\Database\Eloquent\Collection {#1038
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                      #escapeWhenCastingToString: false
                    }
                    "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1039
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                        0 => App\Models\Term {#1040
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                            "id" => 39
                            "created_at" => "2026-04-10 13:58:26"
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                            "created_at" => "2026-04-10 13:58:26"
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                            "name" => "углублённый"
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                      ]
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                    "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1041
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                        0 => App\Models\Term {#1042
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                          #table: "terms"
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                            "created_at" => "2026-04-10 13:58:26"
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                            "field_cases" => array:6 [ …6]
                            "field_color" => "красный"
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                    "field_publication_number" => "2"
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                        0 => App\Models\Term {#1044
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
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                            "id" => 33
                            "created_at" => "2026-04-10 13:58:26"
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                            "field_cases" => array:6 [ …6]
                            "field_translit" => "stereotipnoe"
                          ]
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                            "id" => 33
                            "created_at" => "2026-04-10 13:58:26"
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                            "name" => "стереотипное"
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                          ]
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                        }
                      ]
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                    }
                    "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1045
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                      ]
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                      ]
                      1 => array:4 [
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                    }
                    "field_new_book" => Illuminate\Database\Eloquent\Collection {#1047
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                    }
                    "field_old_book" => Illuminate\Database\Eloquent\Collection {#1048
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                    }
                    "field_url" => "/9-klass/fizika/belaga-uchebnik"
                    "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1049
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                        0 => App\Models\Term {#1050
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                          #table: "terms"
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                            "created_at" => "2026-04-10 13:58:26"
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                            "field_translit" => "goluboy"
                          ]
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                            "created_at" => "2026-04-10 13:58:26"
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                          ]
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                    ]
                  ]
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                    "id" => 1652
                    "created_at" => "2026-04-10 13:58:26"
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                    "field_tree_default_status" => "tasks"
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                    "field_subject" => Illuminate\Database\Eloquent\Collection {#1020}
                    "field_class" => Illuminate\Database\Eloquent\Collection {#1021}
                    "field_publisher" => Illuminate\Database\Eloquent\Collection {#1023}
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                    "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1030}
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                    "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1039}
                    "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1041}
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                    "field_part" => "1, 2"
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                    "field_for_whom" => "Учебное издание"
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                      ]
                      1 => array:4 [
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                    "field_popular_book" => "0"
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                    "field_new_book" => Illuminate\Database\Eloquent\Collection {#1047}
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                    "field_url" => "/9-klass/fizika/belaga-uchebnik"
                    "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1049}
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                    ]
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                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1051
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            }
          ]
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            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1019}
            "field_page_start" => "6"
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            "field_branch_title_in_content" => "0"
            "field_navigation_title" => null
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            "field_branch_cover" => []
            "field_branch_covers" => []
            "book" => Illuminate\Database\Eloquent\Collection {#1053}
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1051}
          ]
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          ]
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      ]
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    "field_weight" => "0"
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      ]
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    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1007
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      #escapeWhenCastingToString: false
    }
    "content" => Illuminate\Database\Eloquent\Collection {#1057
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        0 => App\Models\Element {#1056
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          #attributes: array:6 [
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                0 => App\Models\Edition {#1058
                  #connection: "mysql"
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                    "created_at" => "2026-04-10 13:58:26"
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                    "field_publisher" => Illuminate\Database\Eloquent\Collection {#1060 …2}
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                    "field_solution_author" => "Автор"
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                  ]
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                  ]
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              ]
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      ]
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    }
    "next" => Illuminate\Database\Eloquent\Collection {#5988
      #items: array:1 [
        0 => App\Models\BookPage {#5989
          #connection: "mysql"
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          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
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          #attributes: array:21 [
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            "created_at" => "2026-04-10 13:58:26"
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            "field_display_title" => "186"
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            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#5998
              #items: array:1 [
                0 => App\Models\Branch {#6099
                  #connection: "mysql"
                  #table: "branches"
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                  #keyType: "int"
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                    "field_branch_type" => Illuminate\Database\Eloquent\Collection {#6100 …2}
                    "field_page_start" => "6"
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                    "field_h1" => null
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                    "book" => Illuminate\Database\Eloquent\Collection {#6101 …2}
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                    0 => "*"
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                }
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            "field_weight" => "0"
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#5993
              #items: []
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            "content" => Illuminate\Database\Eloquent\Collection {#6060
              #items: array:1 [
                0 => App\Models\Element {#6058
                  #connection: "mysql"
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                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
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                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:6 [
                    "id" => 1804430
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#6050 …2}
                    "book_page" => array:2 [ …2]
                    "img" => array:1 [ …1]
                  ]
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                    "created_at" => "2026-04-10 13:58:26"
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                    "edition" => Illuminate\Database\Eloquent\Collection {#6050 …2}
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                    0 => "*"
                  ]
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            "tasks" => Illuminate\Database\Eloquent\Collection {#5991
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            "id" => 1507455
            "created_at" => "2026-04-10 13:58:26"
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            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#5998}
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#5993}
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            "previous" => array:2 [
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            "tasks" => Illuminate\Database\Eloquent\Collection {#5991}
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            0 => "*"
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      ]
      #escapeWhenCastingToString: false
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    "previous" => Illuminate\Database\Eloquent\Collection {#5983
      #items: array:1 [
        0 => App\Models\BookPage {#5982
          #connection: "mysql"
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          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
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          #attributes: array:21 [
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            "created_at" => "2026-04-10 13:58:26"
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            "field_display_title" => "184"
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            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#5984
              #items: array:1 [
                0 => App\Models\Branch {#1200
                  #connection: "mysql"
                  #table: "branches"
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                  #keyType: "int"
                  +incrementing: true
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                  #attributes: array:24 [
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                    "updated_at" => null
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                    "field_url" => null
                    "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1201 …2}
                    "field_page_start" => "6"
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                    "field_branch_cover" => []
                    "field_branch_covers" => []
                    "book" => Illuminate\Database\Eloquent\Collection {#1202 …2}
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                    "book" => Illuminate\Database\Eloquent\Collection {#1202 …2}
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                    0 => "*"
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                }
              ]
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            "field_weight" => "0"
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              #items: array:1 [
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            "content" => Illuminate\Database\Eloquent\Collection {#5996
              #items: array:1 [
                0 => App\Models\Element {#5995
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
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                    "id" => 1804428
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#5997 …2}
                    "book_page" => array:2 [ …2]
                    "img" => array:1 [ …1]
                  ]
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                    "id" => 1804428
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                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#5997 …2}
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                    0 => "*"
                  ]
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              ]
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            "next" => array:2 [
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            "previous" => array:2 [
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            "tasks" => Illuminate\Database\Eloquent\Collection {#5987
              #items: array:3 [
                0 => App\Models\Task {#6002
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
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                  #attributes: array:24 [
                    "id" => 1506920
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
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                    "field_display_title" => "1"
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                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#6003 …2}
                    "field_metatags_title" => null
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                    "breadcrumbs" => []
                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#6004 …2}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#6005 …2}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#6089 …2}
                    "content" => Illuminate\Database\Eloquent\Collection {#6044 …2}
                    "next" => array:2 [ …2]
                    "previous" => array:2 [ …2]
                    "book" => Illuminate\Database\Eloquent\Collection {#6079 …2}
                    "page" => array:2 [ …2]
                  ]
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                    "id" => 1506920
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
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                    "field_display_title" => "1"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#6003 …2}
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                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#6089 …2}
                    "content" => Illuminate\Database\Eloquent\Collection {#6044 …2}
                    "next" => array:2 [ …2]
                    "previous" => array:2 [ …2]
                    "book" => Illuminate\Database\Eloquent\Collection {#6079 …2}
                    "page" => array:2 [ …2]
                  ]
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                    0 => "*"
                  ]
                }
                1 => App\Models\Task {#6081
                  #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" => 1506921
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "184"
                    "field_page_end" => null
                    "field_url" => "/9-klass/fizika/belaga-uchebnik/106vopr-2"
                    "field_display_title" => "2"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#6097 …2}
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
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                    "breadcrumbs" => []
                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#6078 …2}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#6085 …2}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#6082 …2}
                    "content" => Illuminate\Database\Eloquent\Collection {#6086 …2}
                    "next" => array:2 [ …2]
                    "previous" => array:2 [ …2]
                    "book" => Illuminate\Database\Eloquent\Collection {#6070 …2}
                    "page" => array:2 [ …2]
                  ]
                  #original: array:24 [
                    "id" => 1506921
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "184"
                    "field_page_end" => null
                    "field_url" => "/9-klass/fizika/belaga-uchebnik/106vopr-2"
                    "field_display_title" => "2"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#6097 …2}
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                    "breadcrumbs" => []
                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#6078 …2}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#6085 …2}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#6082 …2}
                    "content" => Illuminate\Database\Eloquent\Collection {#6086 …2}
                    "next" => array:2 [ …2]
                    "previous" => array:2 [ …2]
                    "book" => Illuminate\Database\Eloquent\Collection {#6070 …2}
                    "page" => array:2 [ …2]
                  ]
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                  #visible: []
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                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
                2 => App\Models\Task {#6073
                  #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" => 1506922
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "184"
                    "field_page_end" => null
                    "field_url" => "/9-klass/fizika/belaga-uchebnik/106vopr-3"
                    "field_display_title" => "3"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#6048 …2}
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
                    "field_description_top" => null
                    "field_description_bottom" => null
                    "field_match" => null
                     …9
                  ]
                  #original: array:24 [ …24]
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                  +timestamps: true
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                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:21 [
            "id" => 1507453
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
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            "field_display_title" => "184"
            "field_folder" => "2"
            "field_image_name" => "184"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#5984}
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#5985}
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            "field_h1" => null
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#5986}
            "content" => Illuminate\Database\Eloquent\Collection {#5996}
            "next" => array:2 [
              "refs" => "1507454"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "1507452"
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            "tasks" => Illuminate\Database\Eloquent\Collection {#5987}
          ]
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            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "tasks" => Illuminate\Database\Eloquent\Collection {#1008
      #items: array:3 [
        0 => App\Models\Task {#1069
          #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" => 1506923
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "185"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/belaga-uchebnik/107povtor-1"
            "field_display_title" => "1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1073
              #items: array:1 [
                0 => App\Models\Term {#1070
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
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                  +preventsLazyLoading: false
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                  +wasRecentlyCreated: false
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                  #original: array:6 [ …6]
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                  #dateFormat: null
                  #appends: []
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                  #relations: []
                  #touches: []
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
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            "field_description_top" => null
            "field_description_bottom" => null
            "field_match" => null
            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1072
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1071
              #items: array:1 [
                0 => App\Models\Branch {#1014}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1190
              #items: array:4 [
                0 => App\Models\Branch {#1200}
                1 => App\Models\Branch {#1204
                  #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]
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                  #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 {#1209
                  #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: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
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                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                3 => App\Models\Branch {#1289
                  #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: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1112
              #items: array:2 [
                0 => App\Models\Element {#1183
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:7 [ …7]
                  #original: array:7 [ …7]
                  #changes: []
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #relations: []
                  #touches: []
                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                1 => App\Models\Element {#1181
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
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                  #relations: []
                  #touches: []
                  +timestamps: true
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                  #hidden: []
                  #visible: []
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1506924"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1506922"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1185
              #items: array:1 [
                0 => App\Models\Book {#1018}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1507454"
              "type" => "book_page"
            ]
          ]
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            "id" => 1506923
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "185"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/belaga-uchebnik/107povtor-1"
            "field_display_title" => "1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1073}
            "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 {#1072}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1071}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1190}
            "content" => Illuminate\Database\Eloquent\Collection {#1112}
            "next" => array:2 [
              "refs" => "1506924"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1506922"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1185}
            "page" => array:2 [
              "refs" => "1507454"
              "type" => "book_page"
            ]
          ]
          #changes: []
          #casts: []
          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
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          #observables: []
          #relations: []
          #touches: []
          +timestamps: true
          +usesUniqueIds: false
          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        1 => App\Models\Task {#1149
          #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" => 1506924
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "185"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/belaga-uchebnik/107povtor-2"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1198
              #items: array:1 [
                0 => App\Models\Term {#1070}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
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              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1153
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                0 => App\Models\Branch {#1200}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1150
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                0 => App\Models\Branch {#1200}
                1 => App\Models\Branch {#1204}
                2 => App\Models\Branch {#1209}
                3 => App\Models\Branch {#1289}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1187
              #items: array:2 [
                0 => App\Models\Element {#1166
                  #connection: "mysql"
                  #table: "elements"
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                  #escapeWhenCastingToString: false
                  #attributes: array:7 [ …7]
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                }
                1 => App\Models\Element {#1164
                  #connection: "mysql"
                  #table: "elements"
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                  #keyType: "int"
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                  +timestamps: true
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                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1506925"
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            "previous" => array:2 [
              "refs" => "1506923"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1170
              #items: array:1 [
                0 => App\Models\Book {#1018}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1507454"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1506924
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "185"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/belaga-uchebnik/107povtor-2"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1198}
            "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 {#1184}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1153}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1150}
            "content" => Illuminate\Database\Eloquent\Collection {#1187}
            "next" => array:2 [
              "refs" => "1506925"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1506923"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1170}
            "page" => array:2 [
              "refs" => "1507454"
              "type" => "book_page"
            ]
          ]
          #changes: []
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          #attributeCastCache: []
          #dateFormat: null
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          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        2 => App\Models\Task {#1176
          #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" => 1506925
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "185"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/belaga-uchebnik/107povtor-3"
            "field_display_title" => "3"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1154
              #items: array:1 [
                0 => App\Models\Term {#1070}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1168
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1172
              #items: array:1 [
                0 => App\Models\Branch {#1200}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1174
              #items: array:4 [
                0 => App\Models\Branch {#1200}
                1 => App\Models\Branch {#1204}
                2 => App\Models\Branch {#1209}
                3 => App\Models\Branch {#1289}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1171
              #items: array:2 [
                0 => App\Models\Element {#1152
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
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                  #attributes: array:7 [ …7]
                  #original: array:7 [ …7]
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                  #dateFormat: null
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                  #visible: []
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                  #guarded: array:1 [ …1]
                }
                1 => App\Models\Element {#1116
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
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                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
                  #changes: []
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1506926"
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            ]
            "previous" => array:2 [
              "refs" => "1506924"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1155
              #items: array:1 [
                0 => App\Models\Book {#1018}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1507454"
              "type" => "book_page"
            ]
          ]
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            "id" => 1506925
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "185"
            "field_page_end" => null
            "field_url" => "/9-klass/fizika/belaga-uchebnik/107povtor-3"
            "field_display_title" => "3"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1154}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1168}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1172}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1174}
            "content" => Illuminate\Database\Eloquent\Collection {#1171}
            "next" => array:2 [
              "refs" => "1506926"
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            ]
            "previous" => array:2 [
              "refs" => "1506924"
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            "book" => Illuminate\Database\Eloquent\Collection {#1155}
            "page" => array:2 [
              "refs" => "1507454"
              "type" => "book_page"
            ]
          ]
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  ]
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    "id" => 1507454
    "created_at" => "2026-04-10 13:58:26"
    "updated_at" => null
    "field_page_start" => "185"
    "field_url" => "/9-klass/fizika/belaga-uchebnik/page-2-185"
    "field_display_title" => "185"
    "field_folder" => "2"
    "field_image_name" => "185"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1015}
    "field_weight" => "0"
    "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1006}
    "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 {#1007}
    "content" => Illuminate\Database\Eloquent\Collection {#1057}
    "next" => array:2 [
      "refs" => "1507455"
      "type" => "book_page"
    ]
    "previous" => array:2 [
      "refs" => "1507453"
      "type" => "book_page"
    ]
    "tasks" => Illuminate\Database\Eloquent\Collection {#1008}
  ]
  #changes: []
  #casts: []
  #classCastCache: []
  #attributeCastCache: []
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  #appends: []
  #dispatchesEvents: []
  #observables: []
  #relations: []
  #touches: []
  +timestamps: true
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  #hidden: []
  #visible: []
  #fillable: []
  #guarded: array:1 [
    0 => "*"
  ]
}
Физика, 9 класс Учебник, авторы: Белага Виктория Владимировна, Воронцова Наталия Игоревна, Ломаченков Иван Алексеевич, Панебратцев Юрий Анатольевич, издательство Просвещение, Москва, 2024, голубого цвета, Часть 2, страница 185
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