Страница 83 - гдз по алгебре 7 класс учебник Мерзляк, Полонский
Авторы: Мерзляк А. Г., Полонский В. Б., Якир М. С.
Тип: Учебник
Издательство: Просвещение, Вентана-граф
Год издания: 2016 - 2022
ISBN: 978-5-360-07440-3
Рекомендовано Министерством образования и науки Российской Федерации
Популярные ГДЗ в 7 классе
Cтраница 83
App\Models\BookPage {#1030 // 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" => 1377255 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_url" => "/7-klass/algebra/merzlyak-uchebnik/page-83" "field_display_title" => "83" "field_folder" => "1" "field_image_name" => "83" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1036 #items: [] #escapeWhenCastingToString: false } "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1067 #items: array:1 [ 0 => App\Models\Book {#1034 #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" => 864 "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 {#1037 #items: array:1 [ 0 => App\Models\Term {#1035 #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 [ …10] #original: array:10 [ …10] #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_class" => Illuminate\Database\Eloquent\Collection {#1038 #items: array:1 [ 0 => App\Models\Term {#1039 #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_publisher" => Illuminate\Database\Eloquent\Collection {#1040 #items: array:2 [ 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: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 1 => App\Models\Term {#1042 #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 {#1043 #items: array:3 [ 0 => App\Models\Term {#1044 #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: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 1 => 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] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 2 => App\Models\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: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1047 #items: [] #escapeWhenCastingToString: false } "field_book_type" => Illuminate\Database\Eloquent\Collection {#1048 #items: array:1 [ 0 => App\Models\Term {#1049 #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 [ …10] #original: array:10 [ …10] #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_country" => 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: [] +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_city" => 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 #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_series" => Illuminate\Database\Eloquent\Collection {#1054 #items: [] #escapeWhenCastingToString: false } "field_umk" => Illuminate\Database\Eloquent\Collection {#1055 #items: [] #escapeWhenCastingToString: false } "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1056 #items: [] #escapeWhenCastingToString: false } "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1057 #items: array:1 [ 0 => App\Models\Term {#1058 #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 [ …10] #original: array:10 [ …10] #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_publication_number" => null "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1059 #items: [] #escapeWhenCastingToString: false } "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1060 #items: [] #escapeWhenCastingToString: false } "field_under_the_edition_degree" => null "field_cover_description" => null "field_publication_year" => "2016" "field_publication_year_until" => "2022" "field_part" => "" "field_part_writing" => "" "field_second_foreign_language" => null "field_for_whom" => "Учебник для общеобразовательных организаций" "field_allowed" => "Рекомендовано Министерством образования и науки Российской Федерации" "field_reserve_field" => null "field_link_to_source" => null "field_tasks_count" => "1407" "field_priority" => null "field_default_folder" => "/algebra_07/merzlyak/" "field_isbn" => "978-5-360-07440-3" "field_cover" => array:1 [ 0 => "/media/algebra_07/merzlyak/covers/cover1.webp?ts=1757498550" ] "field_cover_alts" => array:1 [ 0 => "" ] "field_covers" => array:1 [ 0 => array:4 [ "path" => "/media/algebra_07/merzlyak/covers/cover1.webp?ts=1757498550" "alt" => "" "width" => "600" "height" => "780" ] ] "field_popular_book" => "0" "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1061 #items: [] #escapeWhenCastingToString: false } "field_new_book" => Illuminate\Database\Eloquent\Collection {#1062 #items: [] #escapeWhenCastingToString: false } "field_old_book" => Illuminate\Database\Eloquent\Collection {#1063 #items: [] #escapeWhenCastingToString: false } "field_url" => "/7-klass/algebra/merzlyak-uchebnik" "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1064 #items: [] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "breadcrumbs" => array:3 [ "class" => 378 "subject" => 542 "class_subject" => 384 ] ] #original: array:50 [ "id" => 864 "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 {#1037} "field_class" => Illuminate\Database\Eloquent\Collection {#1038} "field_publisher" => Illuminate\Database\Eloquent\Collection {#1040} "field_author" => Illuminate\Database\Eloquent\Collection {#1043} "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1047} "field_book_type" => Illuminate\Database\Eloquent\Collection {#1048} "field_country" => Illuminate\Database\Eloquent\Collection {#1050} "field_city" => Illuminate\Database\Eloquent\Collection {#1052} "field_series" => Illuminate\Database\Eloquent\Collection {#1054} "field_umk" => Illuminate\Database\Eloquent\Collection {#1055} "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1056} "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1057} "field_publication_number" => null "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1059} "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1060} "field_under_the_edition_degree" => null "field_cover_description" => null "field_publication_year" => "2016" "field_publication_year_until" => "2022" "field_part" => "" "field_part_writing" => "" "field_second_foreign_language" => null "field_for_whom" => "Учебник для общеобразовательных организаций" "field_allowed" => "Рекомендовано Министерством образования и науки Российской Федерации" "field_reserve_field" => null "field_link_to_source" => null "field_tasks_count" => "1407" "field_priority" => null "field_default_folder" => "/algebra_07/merzlyak/" "field_isbn" => "978-5-360-07440-3" "field_cover" => array:1 [ 0 => "/media/algebra_07/merzlyak/covers/cover1.webp?ts=1757498550" ] "field_cover_alts" => array:1 [ 0 => "" ] "field_covers" => array:1 [ 0 => array:4 [ "path" => "/media/algebra_07/merzlyak/covers/cover1.webp?ts=1757498550" "alt" => "" "width" => "600" "height" => "780" ] ] "field_popular_book" => "0" "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1061} "field_new_book" => Illuminate\Database\Eloquent\Collection {#1062} "field_old_book" => Illuminate\Database\Eloquent\Collection {#1063} "field_url" => "/7-klass/algebra/merzlyak-uchebnik" "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1064} "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "breadcrumbs" => array:3 [ "class" => 378 "subject" => 542 "class_subject" => 384 ] ] #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_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "edition_groups" => Illuminate\Database\Eloquent\Collection {#1065 #items: [] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1076 #items: array:1 [ 0 => App\Models\Element {#1075 #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 [ "id" => 1601339 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1085 #items: array:1 [ 0 => App\Models\Edition {#1077 #connection: "mysql" #table: "editions" #primaryKey: "id" #keyType: "int" +incrementing: false #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:21 [ …21] #original: array:21 [ …21] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } "book_page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] "img" => array:1 [ 0 => array:5 [ "name" => "83-1.jpg" "alt" => null "width" => "640" "height" => 1058 "path" => "/media/algebra_07/merzlyak/0-1/83-1.webp?ts=1757506160" ] ] ] #original: array:6 [ "id" => 1601339 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1085} "book_page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] "img" => array:1 [ 0 => array:5 [ "name" => "83-1.jpg" "alt" => null "width" => "640" "height" => 1058 "path" => "/media/algebra_07/merzlyak/0-1/83-1.webp?ts=1757506160" ] ] ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } ] #escapeWhenCastingToString: false } "next" => Illuminate\Database\Eloquent\Collection {#4629 #items: array:1 [ 0 => App\Models\BookPage {#4628 #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" => 1377257 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "84" "field_url" => "/7-klass/algebra/merzlyak-uchebnik/page-84" "field_display_title" => "84" "field_folder" => "1" "field_image_name" => "84" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4641 #items: [] #escapeWhenCastingToString: false } "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4634 #items: array:1 [ 0 => App\Models\Book {#1034} ] #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 {#4633 #items: [] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#4678 #items: array:1 [ 0 => App\Models\Element {#4658 #connection: "mysql" #table: "elements" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:6 [ …6] #original: array:6 [ …6] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1377258" "type" => "book_page" ] "previous" => array:2 [ "refs" => "1377255" "type" => "book_page" ] "tasks" => Illuminate\Database\Eloquent\Collection {#4679 #items: array:10 [ 0 => App\Models\Task {#4707 #connection: "mysql" #table: "tasks" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ …24] #original: array:24 [ …24] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 1 => App\Models\Task {#4713 #connection: "mysql" #table: "tasks" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ …24] #original: array:24 [ …24] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 2 => App\Models\Task {#4719 #connection: "mysql" #table: "tasks" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ …24] #original: array:24 [ …24] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 3 => App\Models\Task {#4741 #connection: "mysql" #table: "tasks" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ …24] #original: array:24 [ …24] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 4 => App\Models\Task {#4763 #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 {#4785 #connection: "mysql" #table: "tasks" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ …24] #original: array:24 [ …24] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 6 => App\Models\Task {#4807 #connection: "mysql" #table: "tasks" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ …24] #original: array:24 [ …24] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 7 => App\Models\Task {#4829 #connection: "mysql" #table: "tasks" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ …24] #original: array:24 [ …24] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 8 => App\Models\Task {#4851 #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] } 9 => App\Models\Task {#4873 #connection: "mysql" #table: "tasks" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ …24] #original: array:24 [ …24] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } ] #original: array:21 [ "id" => 1377257 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "84" "field_url" => "/7-klass/algebra/merzlyak-uchebnik/page-84" "field_display_title" => "84" "field_folder" => "1" "field_image_name" => "84" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4641} "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4634} "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 {#4633} "content" => Illuminate\Database\Eloquent\Collection {#4678} "next" => array:2 [ "refs" => "1377258" "type" => "book_page" ] "previous" => array:2 [ "refs" => "1377255" "type" => "book_page" ] "tasks" => Illuminate\Database\Eloquent\Collection {#4679} ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } ] #escapeWhenCastingToString: false } "previous" => Illuminate\Database\Eloquent\Collection {#4624 #items: array:1 [ 0 => App\Models\BookPage {#4623 #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" => 1377254 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "82" "field_url" => "/7-klass/algebra/merzlyak-uchebnik/page-82" "field_display_title" => "82" "field_folder" => "1" "field_image_name" => "82" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4625 #items: [] #escapeWhenCastingToString: false } "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4626 #items: array:1 [ 0 => App\Models\Book {#1034} ] #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 {#4627 #items: [] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#4637 #items: array:1 [ 0 => App\Models\Element {#4636 #connection: "mysql" #table: "elements" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:6 [ …6] #original: array:6 [ …6] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1377255" "type" => "book_page" ] "previous" => array:2 [ "refs" => "1377253" "type" => "book_page" ] "tasks" => Illuminate\Database\Eloquent\Collection {#4630 #items: array:2 [ 0 => App\Models\Task {#4642 #connection: "mysql" #table: "tasks" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ …24] #original: array:24 [ …24] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 1 => App\Models\Task {#4646 #connection: "mysql" #table: "tasks" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ …24] #original: array:24 [ …24] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } ] #original: array:21 [ "id" => 1377254 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "82" "field_url" => "/7-klass/algebra/merzlyak-uchebnik/page-82" "field_display_title" => "82" "field_folder" => "1" "field_image_name" => "82" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4625} "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4626} "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 {#4627} "content" => Illuminate\Database\Eloquent\Collection {#4637} "next" => array:2 [ "refs" => "1377255" "type" => "book_page" ] "previous" => array:2 [ "refs" => "1377253" "type" => "book_page" ] "tasks" => Illuminate\Database\Eloquent\Collection {#4630} ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } ] #escapeWhenCastingToString: false } "tasks" => Illuminate\Database\Eloquent\Collection {#1066 #items: array:9 [ 0 => App\Models\Task {#1094 #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" => 1375963 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/433" "field_display_title" => "433" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1098 #items: array:1 [ 0 => App\Models\Term {#1095 #connection: "mysql" #table: "terms" #primaryKey: "id" #keyType: "int" +incrementing: false #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:6 [ …6] #original: array:6 [ …6] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1097 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1135 #items: array:1 [ 0 => App\Models\Branch {#1096 #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 +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1171 #items: array:2 [ 0 => App\Models\Branch {#1179 #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 +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 1 => App\Models\Branch {#1184 #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 +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1168 #items: array:7 [ 0 => App\Models\Element {#1157 #connection: "mysql" #table: "elements" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:7 [ …7] #original: array:7 [ …7] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } 1 => App\Models\Element {#1193 #connection: "mysql" #table: "elements" #primaryKey: "id" …27 } 2 => App\Models\Element {#1156 …30} 3 => App\Models\Element {#1149 …30} 4 => App\Models\Element {#1172 …30} 5 => App\Models\Element {#1139 …30} 6 => App\Models\Element {#1201 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1375964" "type" => "task" ] "previous" => array:2 [ "refs" => "1375962" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1159 #items: array:1 [ 0 => App\Models\Book {#1034} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #original: array:24 [ "id" => 1375963 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/433" "field_display_title" => "433" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1098} "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 {#1097} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1135} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1171} "content" => Illuminate\Database\Eloquent\Collection {#1168} "next" => array:2 [ "refs" => "1375964" "type" => "task" ] "previous" => array:2 [ "refs" => "1375962" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1159} "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } 1 => App\Models\Task {#1133 #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" => 1375964 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/434" "field_display_title" => "434" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1176 #items: array:1 [ 0 => App\Models\Term {#1095} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1161 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1160 #items: array:1 [ 0 => App\Models\Branch {#1179} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1162 #items: array:2 [ 0 => App\Models\Branch {#1179} 1 => App\Models\Branch {#1184} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1163 #items: array:7 [ 0 => App\Models\Element {#1218 …30} 1 => App\Models\Element {#1228 …30} 2 => App\Models\Element {#1220 …30} 3 => App\Models\Element {#1222 …30} 4 => App\Models\Element {#1226 …30} 5 => App\Models\Element {#1224 …30} 6 => App\Models\Element {#1230 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1375965" "type" => "task" ] "previous" => array:2 [ "refs" => "1375963" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1216 #items: array:1 [ 0 => App\Models\Book {#1034} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #original: array:24 [ "id" => 1375964 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/434" "field_display_title" => "434" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1176} "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 {#1161} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1160} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1162} "content" => Illuminate\Database\Eloquent\Collection {#1163} "next" => array:2 [ "refs" => "1375965" "type" => "task" ] "previous" => array:2 [ "refs" => "1375963" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1216} "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } 2 => App\Models\Task {#1165 #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" => 1375965 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/435" "field_display_title" => "435" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1164 #items: array:1 [ 0 => App\Models\Term {#1095} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1215 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1214 #items: array:1 [ 0 => App\Models\Branch {#1179} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1213 #items: array:2 [ 0 => App\Models\Branch {#1179} 1 => App\Models\Branch {#1184} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1212 #items: array:7 [ 0 => App\Models\Element {#1240 …30} 1 => App\Models\Element {#1250 …30} 2 => App\Models\Element {#1242 …30} 3 => App\Models\Element {#1244 …30} 4 => App\Models\Element {#1248 …30} 5 => App\Models\Element {#1246 …30} 6 => App\Models\Element {#1252 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1375966" "type" => "task" ] "previous" => array:2 [ "refs" => "1375964" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1238 #items: array:1 [ 0 => App\Models\Book {#1034} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #original: array:24 [ "id" => 1375965 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/435" "field_display_title" => "435" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1164} "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 {#1215} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1214} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1213} "content" => Illuminate\Database\Eloquent\Collection {#1212} "next" => array:2 [ "refs" => "1375966" "type" => "task" ] "previous" => array:2 [ "refs" => "1375964" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1238} "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } 3 => App\Models\Task {#1209 #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" => 1375966 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/436" "field_display_title" => "436" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1210 #items: array:1 [ 0 => App\Models\Term {#1095} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1237 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1236 #items: array:1 [ 0 => App\Models\Branch {#1179} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1235 #items: array:2 [ 0 => App\Models\Branch {#1179} 1 => App\Models\Branch {#1184} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1234 #items: array:7 [ 0 => App\Models\Element {#1262 …30} 1 => App\Models\Element {#1272 …30} 2 => App\Models\Element {#1264 …30} 3 => App\Models\Element {#1266 …30} 4 => App\Models\Element {#1270 …30} 5 => App\Models\Element {#1268 …30} 6 => App\Models\Element {#1274 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1375967" "type" => "task" ] "previous" => array:2 [ "refs" => "1375965" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1260 #items: array:1 [ 0 => App\Models\Book {#1034} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #original: array:24 [ "id" => 1375966 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/436" "field_display_title" => "436" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1210} "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 {#1237} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1236} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1235} "content" => Illuminate\Database\Eloquent\Collection {#1234} "next" => array:2 [ "refs" => "1375967" "type" => "task" ] "previous" => array:2 [ "refs" => "1375965" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1260} "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } 4 => App\Models\Task {#1232 #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" => 1375967 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/437" "field_display_title" => "437" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1233 #items: array:1 [ 0 => App\Models\Term {#1095} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1259 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1258 #items: array:1 [ 0 => App\Models\Branch {#1179} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1257 #items: array:2 [ 0 => App\Models\Branch {#1179} 1 => App\Models\Branch {#1184} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1256 #items: array:7 [ 0 => App\Models\Element {#1284 …30} 1 => App\Models\Element {#1294 …30} 2 => App\Models\Element {#1286 …30} 3 => App\Models\Element {#1288 …30} 4 => App\Models\Element {#1292 …30} 5 => App\Models\Element {#1290 …30} 6 => App\Models\Element {#1296 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1375968" "type" => "task" ] "previous" => array:2 [ "refs" => "1375966" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1282 #items: array:1 [ 0 => App\Models\Book {#1034} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #original: array:24 [ "id" => 1375967 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/437" "field_display_title" => "437" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1233} "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 {#1259} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1258} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1257} "content" => Illuminate\Database\Eloquent\Collection {#1256} "next" => array:2 [ "refs" => "1375968" "type" => "task" ] "previous" => array:2 [ "refs" => "1375966" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1282} "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } 5 => App\Models\Task {#1254 #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" => 1375968 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/438" "field_display_title" => "438" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1255 #items: array:1 [ 0 => App\Models\Term {#1095} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1281 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1280 #items: array:1 [ 0 => App\Models\Branch {#1179} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1279 #items: array:2 [ 0 => App\Models\Branch {#1179} 1 => App\Models\Branch {#1184} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1278 #items: array:7 [ 0 => App\Models\Element {#1306 …30} 1 => App\Models\Element {#1316 …30} 2 => App\Models\Element {#1308 …30} 3 => App\Models\Element {#1310 …30} 4 => App\Models\Element {#1314 …30} 5 => App\Models\Element {#1312 …30} 6 => App\Models\Element {#1318 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1375969" "type" => "task" ] "previous" => array:2 [ "refs" => "1375967" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1304 #items: array:1 [ 0 => App\Models\Book {#1034} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #original: array:24 [ "id" => 1375968 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/438" "field_display_title" => "438" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1255} "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 {#1281} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1280} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1279} "content" => Illuminate\Database\Eloquent\Collection {#1278} "next" => array:2 [ "refs" => "1375969" "type" => "task" ] "previous" => array:2 [ "refs" => "1375967" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1304} "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } 6 => App\Models\Task {#1276 #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" => 1375969 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/439" "field_display_title" => "439" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1277 #items: array:1 [ 0 => App\Models\Term {#1095} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1303 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1302 #items: array:1 [ 0 => App\Models\Branch {#1179} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1301 #items: array:2 [ 0 => App\Models\Branch {#1179} 1 => App\Models\Branch {#1184} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1300 #items: array:7 [ 0 => App\Models\Element {#1328 …30} 1 => App\Models\Element {#1338 …30} 2 => App\Models\Element {#1330 …30} 3 => App\Models\Element {#1332 …30} 4 => App\Models\Element {#1336 …30} 5 => App\Models\Element {#1334 …30} 6 => App\Models\Element {#1340 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1375970" "type" => "task" ] "previous" => array:2 [ "refs" => "1375968" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1326 #items: array:1 [ 0 => App\Models\Book {#1034} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #original: array:24 [ "id" => 1375969 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/439" "field_display_title" => "439" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1277} "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 {#1303} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1302} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1301} "content" => Illuminate\Database\Eloquent\Collection {#1300} "next" => array:2 [ "refs" => "1375970" "type" => "task" ] "previous" => array:2 [ "refs" => "1375968" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1326} "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } 7 => App\Models\Task {#1298 #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" => 1375970 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/440" "field_display_title" => "440" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1299 #items: array:1 [ 0 => App\Models\Term {#1095} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1325 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1324 #items: array:1 [ 0 => App\Models\Branch {#1179} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1323 #items: array:2 [ 0 => App\Models\Branch {#1179} 1 => App\Models\Branch {#1184} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1322 #items: array:7 [ 0 => App\Models\Element {#1350 …30} 1 => App\Models\Element {#1360 …30} 2 => App\Models\Element {#1352 …30} 3 => App\Models\Element {#1354 …30} 4 => App\Models\Element {#1358 …30} 5 => App\Models\Element {#1356 …30} 6 => App\Models\Element {#1362 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1375971" "type" => "task" ] "previous" => array:2 [ "refs" => "1375969" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1348 #items: array:1 [ 0 => App\Models\Book {#1034} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #original: array:24 [ "id" => 1375970 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/440" "field_display_title" => "440" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1299} "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 {#1325} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1324} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1323} "content" => Illuminate\Database\Eloquent\Collection {#1322} "next" => array:2 [ "refs" => "1375971" "type" => "task" ] "previous" => array:2 [ "refs" => "1375969" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1348} "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } 8 => App\Models\Task {#1320 #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" => 1375971 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/441" "field_display_title" => "441" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1321 #items: array:1 [ 0 => App\Models\Term {#1095} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1347 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1346 #items: array:1 [ 0 => App\Models\Branch {#1179} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1345 #items: array:2 [ 0 => App\Models\Branch {#1179} 1 => App\Models\Branch {#1184} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1344 #items: array:7 [ 0 => App\Models\Element {#1372 …30} 1 => App\Models\Element {#1382 …30} 2 => App\Models\Element {#1374 …30} 3 => App\Models\Element {#1376 …30} 4 => App\Models\Element {#1380 …30} 5 => App\Models\Element {#1378 …30} 6 => App\Models\Element {#1384 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1375972" "type" => "task" ] "previous" => array:2 [ "refs" => "1375970" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1370 #items: array:1 [ 0 => App\Models\Book {#1034} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #original: array:24 [ "id" => 1375971 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/441" "field_display_title" => "441" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1321} "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 {#1347} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1346} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1345} "content" => Illuminate\Database\Eloquent\Collection {#1344} "next" => array:2 [ "refs" => "1375972" "type" => "task" ] "previous" => array:2 [ "refs" => "1375970" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1370} "page" => array:2 [ "refs" => "1377255" "type" => "book_page" ] ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } ] #escapeWhenCastingToString: false } ] #original: array:21 [ "id" => 1377255 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "83" "field_url" => "/7-klass/algebra/merzlyak-uchebnik/page-83" "field_display_title" => "83" "field_folder" => "1" "field_image_name" => "83" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1036} "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1067} "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 {#1065} "content" => Illuminate\Database\Eloquent\Collection {#1076} "next" => array:2 [ "refs" => "1377257" "type" => "book_page" ] "previous" => array:2 [ "refs" => "1377254" "type" => "book_page" ] "tasks" => Illuminate\Database\Eloquent\Collection {#1066} ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] }
номер 433, стр. 83
номер 434, стр. 83
номер 435, стр. 83
номер 436, стр. 83
номер 437, стр. 83
номер 438, стр. 83
номер 439, стр. 83
номер 440, стр. 83
номер 441, стр. 83
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