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Страница 218 - 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 218
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" => 1377421 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_url" => "/7-klass/algebra/merzlyak-uchebnik/page-218" "field_display_title" => "218" "field_folder" => "1" "field_image_name" => "218" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1008 #items: [] #escapeWhenCastingToString: false } "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1039 #items: array:1 [ 0 => App\Models\Book {#1006 #connection: "mysql" #table: "books" #primaryKey: "id" #keyType: "int" +incrementing: false #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:50 [ "id" => 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 {#1009 #items: array:1 [ 0 => App\Models\Term {#1007 #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 {#1010 #items: array:1 [ 0 => App\Models\Term {#1011 #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 {#1012 #items: array:2 [ 0 => App\Models\Term {#1013 #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 {#1014 #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 {#1015 #items: array:3 [ 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: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 {#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: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 {#1018 #connection: "mysql" #table: "terms" #primaryKey: "id" #keyType: "int" +incrementing: false #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:12 [ …12] #original: array:12 [ …12] #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 {#1019 #items: [] #escapeWhenCastingToString: false } "field_book_type" => Illuminate\Database\Eloquent\Collection {#1020 #items: array:1 [ 0 => App\Models\Term {#1021 #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 {#1022 #items: array:1 [ 0 => App\Models\Term {#1023 #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 {#1024 #items: array:1 [ 0 => App\Models\Term {#1025 #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 {#1026 #items: [] #escapeWhenCastingToString: false } "field_umk" => Illuminate\Database\Eloquent\Collection {#1027 #items: [] #escapeWhenCastingToString: false } "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1028 #items: [] #escapeWhenCastingToString: false } "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1029 #items: array:1 [ 0 => App\Models\Term {#1030 #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 {#1031 #items: [] #escapeWhenCastingToString: false } "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1032 #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 {#1033 #items: [] #escapeWhenCastingToString: false } "field_new_book" => Illuminate\Database\Eloquent\Collection {#1034 #items: [] #escapeWhenCastingToString: false } "field_old_book" => Illuminate\Database\Eloquent\Collection {#1035 #items: [] #escapeWhenCastingToString: false } "field_url" => "/7-klass/algebra/merzlyak-uchebnik" "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1036 #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 {#1009} "field_class" => Illuminate\Database\Eloquent\Collection {#1010} "field_publisher" => Illuminate\Database\Eloquent\Collection {#1012} "field_author" => Illuminate\Database\Eloquent\Collection {#1015} "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1019} "field_book_type" => Illuminate\Database\Eloquent\Collection {#1020} "field_country" => Illuminate\Database\Eloquent\Collection {#1022} "field_city" => Illuminate\Database\Eloquent\Collection {#1024} "field_series" => Illuminate\Database\Eloquent\Collection {#1026} "field_umk" => Illuminate\Database\Eloquent\Collection {#1027} "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1028} "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1029} "field_publication_number" => null "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1031} "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1032} "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 {#1033} "field_new_book" => Illuminate\Database\Eloquent\Collection {#1034} "field_old_book" => Illuminate\Database\Eloquent\Collection {#1035} "field_url" => "/7-klass/algebra/merzlyak-uchebnik" "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1036} "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 {#1037 #items: [] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1048 #items: array:1 [ 0 => App\Models\Element {#1047 #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" => 1601474 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1057 #items: array:1 [ 0 => App\Models\Edition {#1049 #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" => "1377421" "type" => "book_page" ] "img" => array:1 [ 0 => array:5 [ "name" => "218-1.jpg" "alt" => null "width" => "640" "height" => 1058 "path" => "/media/algebra_07/merzlyak/0-1/218-1.webp?ts=1757506214" ] ] ] #original: array:6 [ "id" => 1601474 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1057} "book_page" => array:2 [ "refs" => "1377421" "type" => "book_page" ] "img" => array:1 [ 0 => array:5 [ "name" => "218-1.jpg" "alt" => null "width" => "640" "height" => 1058 "path" => "/media/algebra_07/merzlyak/0-1/218-1.webp?ts=1757506214" ] ] ] #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 {#4623 #items: array:1 [ 0 => App\Models\BookPage {#4624 #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" => 1377423 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "219" "field_url" => "/7-klass/algebra/merzlyak-uchebnik/page-219" "field_display_title" => "219" "field_folder" => "1" "field_image_name" => "219" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4640 #items: [] #escapeWhenCastingToString: false } "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4639 #items: array:1 [ 0 => App\Models\Book {#1006} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "edition_groups" => Illuminate\Database\Eloquent\Collection {#4638 #items: [] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#4809 #items: array:1 [ 0 => App\Models\Element {#4625 #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" => "1377424" "type" => "book_page" ] "previous" => array:2 [ "refs" => "1377421" "type" => "book_page" ] "tasks" => Illuminate\Database\Eloquent\Collection {#4637 #items: array:11 [ 0 => App\Models\Task {#4855 #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 {#4861 #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 {#4867 #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 {#4889 #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 {#4911 #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 {#4933 #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 {#4955 #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 {#4977 #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 {#4999 #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 {#5021 #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] } 10 => App\Models\Task {#5043 #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" => 1377423 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "219" "field_url" => "/7-klass/algebra/merzlyak-uchebnik/page-219" "field_display_title" => "219" "field_folder" => "1" "field_image_name" => "219" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4640} "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4639} "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 {#4638} "content" => Illuminate\Database\Eloquent\Collection {#4809} "next" => array:2 [ "refs" => "1377424" "type" => "book_page" ] "previous" => array:2 [ "refs" => "1377421" "type" => "book_page" ] "tasks" => Illuminate\Database\Eloquent\Collection {#4637} ] #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 {#4618 #items: array:1 [ 0 => App\Models\BookPage {#4617 #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" => 1377420 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "217" "field_url" => "/7-klass/algebra/merzlyak-uchebnik/page-217" "field_display_title" => "217" "field_folder" => "1" "field_image_name" => "217" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4619 #items: [] #escapeWhenCastingToString: false } "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4620 #items: array:1 [ 0 => App\Models\Book {#1006} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "edition_groups" => Illuminate\Database\Eloquent\Collection {#4621 #items: [] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#4631 #items: array:1 [ 0 => App\Models\Element {#4630 #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" => "1377421" "type" => "book_page" ] "previous" => array:2 [ "refs" => "1377419" "type" => "book_page" ] "tasks" => Illuminate\Database\Eloquent\Collection {#4622 #items: array:9 [ 0 => App\Models\Task {#4643 #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 {#4649 #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: [] …1 } 2 => App\Models\Task {#4655 …30} 3 => App\Models\Task {#4677 …30} 4 => App\Models\Task {#4699 …30} 5 => App\Models\Task {#4721 …30} 6 => App\Models\Task {#4743 …30} 7 => App\Models\Task {#4765 …30} 8 => App\Models\Task {#4787 …30} ] #escapeWhenCastingToString: false } ] #original: array:21 [ "id" => 1377420 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "217" "field_url" => "/7-klass/algebra/merzlyak-uchebnik/page-217" "field_display_title" => "217" "field_folder" => "1" "field_image_name" => "217" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4619} "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4620} "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 {#4621} "content" => Illuminate\Database\Eloquent\Collection {#4631} "next" => array:2 [ "refs" => "1377421" "type" => "book_page" ] "previous" => array:2 [ "refs" => "1377419" "type" => "book_page" ] "tasks" => Illuminate\Database\Eloquent\Collection {#4622} ] #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 {#1041 #items: array:10 [ 0 => App\Models\Task {#1067 #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" => 1376724 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1093" "field_display_title" => "1093" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1071 #items: array:1 [ 0 => App\Models\Term {#1068 …30} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1070 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1108 #items: array:1 [ 0 => App\Models\Branch {#1069 …30} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1144 #items: array:2 [ 0 => App\Models\Branch {#1152 …30} 1 => App\Models\Branch {#1157 …30} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1141 #items: array:7 [ 0 => App\Models\Element {#1130 …30} 1 => App\Models\Element {#1166 …30} 2 => App\Models\Element {#1122 …30} 3 => App\Models\Element {#1129 …30} 4 => App\Models\Element {#1145 …30} 5 => App\Models\Element {#1112 …30} 6 => App\Models\Element {#1174 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1376725" "type" => "task" ] "previous" => array:2 [ "refs" => "1376723" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1132 #items: array:1 [ 0 => App\Models\Book {#1006} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377421" "type" => "book_page" ] ] #original: array:24 [ "id" => 1376724 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1093" "field_display_title" => "1093" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1071} "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 {#1070} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1108} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1144} "content" => Illuminate\Database\Eloquent\Collection {#1141} "next" => array:2 [ "refs" => "1376725" "type" => "task" ] "previous" => array:2 [ "refs" => "1376723" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1132} "page" => array:2 [ "refs" => "1377421" "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 {#1106 #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" => 1376725 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1094" "field_display_title" => "1094" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1149 #items: array:1 [ 0 => App\Models\Term {#1068 …30} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1134 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1133 #items: array:1 [ 0 => App\Models\Branch {#1152 …30} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1135 #items: array:2 [ 0 => App\Models\Branch {#1152 …30} 1 => App\Models\Branch {#1157 …30} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1136 #items: array:7 [ 0 => App\Models\Element {#1191 …30} 1 => App\Models\Element {#1201 …30} 2 => App\Models\Element {#1195 …30} 3 => App\Models\Element {#1193 …30} 4 => App\Models\Element {#1199 …30} 5 => App\Models\Element {#1197 …30} 6 => App\Models\Element {#1203 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1376726" "type" => "task" ] "previous" => array:2 [ "refs" => "1376724" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1189 #items: array:1 [ 0 => App\Models\Book {#1006} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377421" "type" => "book_page" ] ] #original: array:24 [ "id" => 1376725 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1094" "field_display_title" => "1094" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1149} "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 {#1134} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1133} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1135} "content" => Illuminate\Database\Eloquent\Collection {#1136} "next" => array:2 [ "refs" => "1376726" "type" => "task" ] "previous" => array:2 [ "refs" => "1376724" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1189} "page" => array:2 [ "refs" => "1377421" "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 {#1138 #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" => 1376726 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1095" "field_display_title" => "1095" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1137 #items: array:1 [ 0 => App\Models\Term {#1068 …30} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1188 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1187 #items: array:1 [ 0 => App\Models\Branch {#1152 …30} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1186 #items: array:2 [ 0 => App\Models\Branch {#1152 …30} 1 => App\Models\Branch {#1157 …30} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1185 #items: array:7 [ 0 => App\Models\Element {#1213 …30} 1 => App\Models\Element {#1223 …30} 2 => App\Models\Element {#1217 …30} 3 => App\Models\Element {#1215 …30} 4 => App\Models\Element {#1221 …30} 5 => App\Models\Element {#1219 …30} 6 => App\Models\Element {#1225 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1376727" "type" => "task" ] "previous" => array:2 [ "refs" => "1376725" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1211 #items: array:1 [ 0 => App\Models\Book {#1006} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377421" "type" => "book_page" ] ] #original: array:24 [ "id" => 1376726 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1095" "field_display_title" => "1095" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1137} "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 {#1188} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1187} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1186} "content" => Illuminate\Database\Eloquent\Collection {#1185} "next" => array:2 [ "refs" => "1376727" "type" => "task" ] "previous" => array:2 [ "refs" => "1376725" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1211} "page" => array:2 [ "refs" => "1377421" "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 {#1182 #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" => 1376727 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1096" "field_display_title" => "1096" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1183 #items: array:1 [ 0 => App\Models\Term {#1068 …30} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1210 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1209 #items: array:1 [ 0 => App\Models\Branch {#1152 …30} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1208 #items: array:2 [ 0 => App\Models\Branch {#1152 …30} 1 => App\Models\Branch {#1157 …30} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1207 #items: array:7 [ 0 => App\Models\Element {#1235 …30} 1 => App\Models\Element {#1245 …30} 2 => App\Models\Element {#1239 …30} 3 => App\Models\Element {#1237 …30} 4 => App\Models\Element {#1243 …30} 5 => App\Models\Element {#1241 …30} 6 => App\Models\Element {#1247 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1376728" "type" => "task" ] "previous" => array:2 [ "refs" => "1376726" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1233 #items: array:1 [ 0 => App\Models\Book {#1006} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377421" "type" => "book_page" ] ] #original: array:24 [ "id" => 1376727 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1096" "field_display_title" => "1096" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1183} "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 {#1210} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1209} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1208} "content" => Illuminate\Database\Eloquent\Collection {#1207} "next" => array:2 [ "refs" => "1376728" "type" => "task" ] "previous" => array:2 [ "refs" => "1376726" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1233} "page" => array:2 [ "refs" => "1377421" "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 {#1205 #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" => 1376728 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1097" "field_display_title" => "1097" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1206 #items: array:1 [ 0 => App\Models\Term {#1068 …30} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1232 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1231 #items: array:1 [ 0 => App\Models\Branch {#1152 …30} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1230 #items: array:2 [ 0 => App\Models\Branch {#1152 …30} 1 => App\Models\Branch {#1157 …30} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1229 #items: array:7 [ 0 => App\Models\Element {#1257 …30} 1 => App\Models\Element {#1267 …30} 2 => App\Models\Element {#1261 …30} 3 => App\Models\Element {#1259 …30} 4 => App\Models\Element {#1265 …30} 5 => App\Models\Element {#1263 …30} 6 => App\Models\Element {#1269 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1376729" "type" => "task" ] "previous" => array:2 [ "refs" => "1376727" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1255 #items: array:1 [ 0 => App\Models\Book {#1006} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377421" "type" => "book_page" ] ] #original: array:24 [ "id" => 1376728 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1097" "field_display_title" => "1097" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1206} "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 {#1232} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1231} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1230} "content" => Illuminate\Database\Eloquent\Collection {#1229} "next" => array:2 [ "refs" => "1376729" "type" => "task" ] "previous" => array:2 [ "refs" => "1376727" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1255} "page" => array:2 [ "refs" => "1377421" "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 {#1227 #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" => 1376729 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1098" "field_display_title" => "1098" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1228 #items: array:1 [ 0 => App\Models\Term {#1068 …30} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1254 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1253 #items: array:1 [ 0 => App\Models\Branch {#1152 …30} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1252 #items: array:2 [ 0 => App\Models\Branch {#1152 …30} 1 => App\Models\Branch {#1157 …30} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1251 #items: array:7 [ 0 => App\Models\Element {#1279 …30} 1 => App\Models\Element {#1289 …30} 2 => App\Models\Element {#1283 …30} 3 => App\Models\Element {#1281 …30} 4 => App\Models\Element {#1287 …30} 5 => App\Models\Element {#1285 …30} 6 => App\Models\Element {#1291 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1376730" "type" => "task" ] "previous" => array:2 [ "refs" => "1376728" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1277 #items: array:1 [ 0 => App\Models\Book {#1006} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377421" "type" => "book_page" ] ] #original: array:24 [ "id" => 1376729 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1098" "field_display_title" => "1098" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1228} "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 {#1254} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1253} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1252} "content" => Illuminate\Database\Eloquent\Collection {#1251} "next" => array:2 [ "refs" => "1376730" "type" => "task" ] "previous" => array:2 [ "refs" => "1376728" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1277} "page" => array:2 [ "refs" => "1377421" "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 {#1249 #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" => 1376730 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1099" "field_display_title" => "1099" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1250 #items: array:1 [ 0 => App\Models\Term {#1068 …30} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1276 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1275 #items: array:1 [ 0 => App\Models\Branch {#1152 …30} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1274 #items: array:2 [ 0 => App\Models\Branch {#1152 …30} 1 => App\Models\Branch {#1157 …30} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1273 #items: array:7 [ 0 => App\Models\Element {#1301 …30} 1 => App\Models\Element {#1311 …30} 2 => App\Models\Element {#1305 …30} 3 => App\Models\Element {#1303 …30} 4 => App\Models\Element {#1309 …30} 5 => App\Models\Element {#1307 …30} 6 => App\Models\Element {#1313 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1376731" "type" => "task" ] "previous" => array:2 [ "refs" => "1376729" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1299 #items: array:1 [ 0 => App\Models\Book {#1006} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377421" "type" => "book_page" ] ] #original: array:24 [ "id" => 1376730 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1099" "field_display_title" => "1099" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1250} "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 {#1276} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1275} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1274} "content" => Illuminate\Database\Eloquent\Collection {#1273} "next" => array:2 [ "refs" => "1376731" "type" => "task" ] "previous" => array:2 [ "refs" => "1376729" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1299} "page" => array:2 [ "refs" => "1377421" "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 {#1271 #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" => 1376731 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1100" "field_display_title" => "1100" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1272 #items: array:1 [ 0 => App\Models\Term {#1068 …30} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1298 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1297 #items: array:1 [ 0 => App\Models\Branch {#1152 …30} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1296 #items: array:2 [ 0 => App\Models\Branch {#1152 …30} 1 => App\Models\Branch {#1157 …30} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1295 #items: array:7 [ 0 => App\Models\Element {#1323 …30} 1 => App\Models\Element {#1333 …30} 2 => App\Models\Element {#1327 …30} 3 => App\Models\Element {#1325 …30} 4 => App\Models\Element {#1331 …30} 5 => App\Models\Element {#1329 …30} 6 => App\Models\Element {#1335 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1376732" "type" => "task" ] "previous" => array:2 [ "refs" => "1376730" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1321 #items: array:1 [ 0 => App\Models\Book {#1006} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377421" "type" => "book_page" ] ] #original: array:24 [ "id" => 1376731 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1100" "field_display_title" => "1100" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1272} "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 {#1298} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1297} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1296} "content" => Illuminate\Database\Eloquent\Collection {#1295} "next" => array:2 [ "refs" => "1376732" "type" => "task" ] "previous" => array:2 [ "refs" => "1376730" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1321} "page" => array:2 [ "refs" => "1377421" "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 {#1293 #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" => 1376732 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1101" "field_display_title" => "1101" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1294 #items: array:1 [ 0 => App\Models\Term {#1068 …30} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1320 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1319 #items: array:1 [ 0 => App\Models\Branch {#1152 …30} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1318 #items: array:2 [ 0 => App\Models\Branch {#1152 …30} 1 => App\Models\Branch {#1157 …30} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1317 #items: array:7 [ 0 => App\Models\Element {#1345 …30} 1 => App\Models\Element {#1355 …30} 2 => App\Models\Element {#1347 …30} 3 => App\Models\Element {#1349 …30} 4 => App\Models\Element {#1353 …30} 5 => App\Models\Element {#1351 …30} 6 => App\Models\Element {#1357 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1376733" "type" => "task" ] "previous" => array:2 [ "refs" => "1376731" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1343 #items: array:1 [ 0 => App\Models\Book {#1006} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377421" "type" => "book_page" ] ] #original: array:24 [ "id" => 1376732 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1101" "field_display_title" => "1101" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1294} "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 {#1320} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1319} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1318} "content" => Illuminate\Database\Eloquent\Collection {#1317} "next" => array:2 [ "refs" => "1376733" "type" => "task" ] "previous" => array:2 [ "refs" => "1376731" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1343} "page" => array:2 [ "refs" => "1377421" "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 => "*" ] } 9 => App\Models\Task {#1315 #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" => 1376733 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1102" "field_display_title" => "1102" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1316 #items: array:1 [ 0 => App\Models\Term {#1068 …30} ] #escapeWhenCastingToString: false } "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1342 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1341 #items: array:1 [ 0 => App\Models\Branch {#1152 …30} ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1340 #items: array:2 [ 0 => App\Models\Branch {#1152 …30} 1 => App\Models\Branch {#1157 …30} ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1339 #items: array:7 [ 0 => App\Models\Element {#1367 …30} 1 => App\Models\Element {#1377 …30} 2 => App\Models\Element {#1369 …30} 3 => App\Models\Element {#1371 …30} 4 => App\Models\Element {#1375 …30} 5 => App\Models\Element {#1373 …30} 6 => App\Models\Element {#1379 …30} ] #escapeWhenCastingToString: false } "next" => array:2 [ "refs" => "1376734" "type" => "task" ] "previous" => array:2 [ "refs" => "1376732" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1365 #items: array:1 [ 0 => App\Models\Book {#1006} ] #escapeWhenCastingToString: false } "page" => array:2 [ "refs" => "1377421" "type" => "book_page" ] ] #original: array:24 [ "id" => 1376733 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_page_end" => null "field_url" => "/7-klass/algebra/merzlyak-uchebnik/1102" "field_display_title" => "1102" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1316} "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 {#1342} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1341} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1340} "content" => Illuminate\Database\Eloquent\Collection {#1339} "next" => array:2 [ "refs" => "1376734" "type" => "task" ] "previous" => array:2 [ "refs" => "1376732" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1365} "page" => array:2 [ "refs" => "1377421" "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" => 1377421 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "218" "field_url" => "/7-klass/algebra/merzlyak-uchebnik/page-218" "field_display_title" => "218" "field_folder" => "1" "field_image_name" => "218" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1008} "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1039} "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 {#1037} "content" => Illuminate\Database\Eloquent\Collection {#1048} "next" => array:2 [ "refs" => "1377423" "type" => "book_page" ] "previous" => array:2 [ "refs" => "1377420" "type" => "book_page" ] "tasks" => Illuminate\Database\Eloquent\Collection {#1041} ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] }
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