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Номер 591, страница 171 - гдз по алгебре 9 класс учебник Макарычев, Миндюк
Авторы: Макарычев Ю. Н., Миндюк Н. Г., Нешков К. И., Суворова С. Б.
Тип: Учебник
Издательство: Просвещение
Год издания: 2023 - 2026
Уровень обучения: базовый
Цвет обложки: белый, зелёный, фиолетовый
ISBN: 978-5-09-112135-3
Допущено Министерством просвещения Российской Федерации
Популярные ГДЗ в 9 классе
Глава 5. Арифметическая и геометрическая прогрессии. Параграф 10. Геометрическая прогрессия. 29. Определение геометрической прогрессии. Формула n-го члена геометрической прогрессии - номер 591, страница 171.
App\Models\Task {#1030 // resources/views/models/task/default.blade.php #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" => 171777 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "171" "field_page_end" => null "field_url" => "/9-klass/algebra/makarychev-fgos/591" "field_display_title" => "591" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1037 #items: array:1 [ 0 => App\Models\Term {#1036 #connection: "mysql" #table: "terms" #primaryKey: "id" #keyType: "int" +incrementing: false #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:6 [ "id" => 26 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "name" => "номер" "field_cases" => array:6 [ "field_accusative_case" => "номер" "field_creative_case" => "номером" "field_dative_case" => "номеру" "field_genitive_case" => "номера" "field_nominative_case" => "номер" "field_prepositional_case" => "номере" ] "field_short_name" => "№" ] #original: array:6 [ "id" => 26 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "name" => "номер" "field_cases" => array:6 [ "field_accusative_case" => "номер" "field_creative_case" => "номером" "field_dative_case" => "номеру" "field_genitive_case" => "номера" "field_nominative_case" => "номер" "field_prepositional_case" => "номере" ] "field_short_name" => "№" ] #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 "field_match" => null "breadcrumbs" => [] "edition_groups" => Illuminate\Database\Eloquent\Collection {#1035 #items: [] #escapeWhenCastingToString: false } "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1080 #items: array:1 [ 0 => App\Models\Branch {#1034 #connection: "mysql" #table: "branches" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ "id" => 171142 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_display_title" => "Арифметическая и геометрическая прогрессии" "field_branch_order" => "5" "field_url" => null "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1039 #items: array:1 [ 0 => App\Models\Term {#1038 #connection: "mysql" #table: "terms" #primaryKey: "id" #keyType: "int" +incrementing: false #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:7 [ "id" => 29 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "name" => "Глава" "field_cases" => array:6 [ …6] "field_page_check_not_needed" => null …1 ] #original: array:7 [ …7] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } "field_page_start" => "149" "field_branch_display" => "0" "field_branch_expanded" => "0" "field_display_branch_in_title" => "1" "field_display_task_interval" => "0" "field_display_branch_page" => "1" "field_branch_title_in_content" => "0" "field_navigation_title" => null "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_branch_cover" => [] "field_branch_covers" => [] "book" => Illuminate\Database\Eloquent\Collection {#1040 #items: array:1 [ 0 => App\Models\Book {#1041 #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 [ …50] #original: array:50 [ …50] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } "branch_parent" => Illuminate\Database\Eloquent\Collection {#1077 #items: [] #escapeWhenCastingToString: false } ] #original: array:24 [ "id" => 171142 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_display_title" => "Арифметическая и геометрическая прогрессии" "field_branch_order" => "5" "field_url" => null "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1039} "field_page_start" => "149" "field_branch_display" => "0" "field_branch_expanded" => "0" "field_display_branch_in_title" => "1" "field_display_task_interval" => "0" "field_display_branch_page" => "1" "field_branch_title_in_content" => "0" "field_navigation_title" => null "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_branch_cover" => [] "field_branch_covers" => [] "book" => Illuminate\Database\Eloquent\Collection {#1040} "branch_parent" => Illuminate\Database\Eloquent\Collection {#1077} ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } ] #escapeWhenCastingToString: false } "parent_branches" => Illuminate\Database\Eloquent\Collection {#1167 #items: array:3 [ 0 => App\Models\Branch {#1177 #connection: "mysql" #table: "branches" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ "id" => 171142 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_display_title" => "Арифметическая и геометрическая прогрессии" "field_branch_order" => "5" "field_url" => null "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1181 #items: array:1 [ 0 => App\Models\Term {#1178 #connection: "mysql" #table: "terms" #primaryKey: "id" #keyType: "int" +incrementing: false #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:7 [ …7] #original: array:7 [ …7] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } "field_page_start" => "149" "field_branch_display" => "0" "field_branch_expanded" => "0" "field_display_branch_in_title" => "1" "field_display_task_interval" => "0" "field_display_branch_page" => "1" "field_branch_title_in_content" => "0" "field_navigation_title" => null "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_branch_cover" => [] "field_branch_covers" => [] "book" => Illuminate\Database\Eloquent\Collection {#1218 #items: array:1 [ 0 => App\Models\Book {#1180 #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" => 10 "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 {#1182 #items: array:1 [ 0 => App\Models\Term {#1179 #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 {#1183 #items: array:1 [ 0 => App\Models\Term {#1184 #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 {#1185 #items: array:1 [ 0 => App\Models\Term {#1186 #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 {#1187 #items: array:4 [ 0 => App\Models\Term {#1188 #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 {#1189 #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 {#1190 #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] } 3 => App\Models\Term {#1191 #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 {#1192 #items: [] #escapeWhenCastingToString: false } "field_book_type" => Illuminate\Database\Eloquent\Collection {#1193 #items: array:1 [ 0 => App\Models\Term {#1194 #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 {#1195 #items: array:1 [ 0 => App\Models\Term {#1196 #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 {#1197 #items: array:1 [ 0 => App\Models\Term {#1198 #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 {#1199 #items: [] #escapeWhenCastingToString: false } "field_umk" => Illuminate\Database\Eloquent\Collection {#1200 #items: [] #escapeWhenCastingToString: false } "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1201 #items: array:1 [ 0 => App\Models\Term {#1202 #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_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1203 #items: array:1 [ 0 => App\Models\Term {#1204 #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" => "16" "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1205 #items: array:1 [ 0 => App\Models\Term {#1206 #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_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1207 #items: array:1 [ 0 => App\Models\Term {#1208 #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_under_the_edition_degree" => null "field_cover_description" => null "field_publication_year" => "2023" "field_publication_year_until" => null "field_part" => "" "field_part_writing" => "" "field_second_foreign_language" => null "field_for_whom" => null "field_allowed" => "Допущено Министерством просвещения Российской Федерации" "field_reserve_field" => null "field_link_to_source" => null "field_tasks_count" => "934" "field_priority" => "2" "field_default_folder" => "/algebra_09/makarychev-2023/" "field_isbn" => "978-5-09-112135-3" "field_cover" => array:1 [ 0 => "/media/algebra_09/makarychev-2023/covers/cover1.webp?ts=1734038732" ] "field_cover_alts" => array:1 [ 0 => "" ] "field_covers" => array:1 [ 0 => array:4 [ "path" => "/media/algebra_09/makarychev-2023/covers/cover1.webp?ts=1734038732" "alt" => "" "width" => "680" "height" => "1065" ] ] "field_popular_book" => null "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1209 #items: [] #escapeWhenCastingToString: false } "field_new_book" => Illuminate\Database\Eloquent\Collection {#1210 #items: [] #escapeWhenCastingToString: false } "field_old_book" => Illuminate\Database\Eloquent\Collection {#1211 #items: [] #escapeWhenCastingToString: false } "field_url" => "/9-klass/algebra/makarychev-fgos" "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1212 #items: array:3 [ 0 => App\Models\Term {#1213 #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 {#1214 #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] } 2 => App\Models\Term {#1215 #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" => "<!--Текст в низу страницы--> <h2> Учебный процесс с решебником Ключниковой </h2> <p> Изучение алгебры всегда связано с различными недопониманиями. Довольно часто у ребят не хватает времени, чтобы детально проработать каждый параграф. Теорию они проходят в спешке, так как основное внимание сосредоточено в основном на практических заданиях, которые учителя задают на дом в больших количествах. ГДЗ «<strong>Алгебра Учебник Макарычев, Миндюк, Нешков 9 класс (Просвещение, 2023г.)</strong>» позволит школьникам сбалансировать учебный процесс, не упуская ни одной мелочи. </p> <p> Многие ученики испытывают проблемы с пониманием таких аспектов: </p> <ol> <li>Действия над действительными числами.</li> <li>Погрешность и точность приближения?</li> <li>Свойства чётности и нечётности функций.</li> <li>Целое уравнение и его корни.</li> <li>Решение неравенств методом интервалов.</li> <li>Уравнение с двумя переменными и его график.</li> </ol> <p> Современные учебники часто снабжены недостаточно развернутой теорией, что мешает учащимся еще раз пробежаться по материалу, если они пропустили урок или не поняли объяснения преподавателя. Поэтому иногда подростки приступают к решению задач так до конца и не разобравшись в параграфах. Неудивительно, что потом в их работах обнаруживается много ошибок. Благодаря решебнику можно избежать любых недочетов при выполнении номеров. </p> <h2> Почему работать с решебником нужно правильно? </h2> <p> Школьники всегда делятся на две категории. Первые, даже с большим скрипом, но находят решения и ответы самостоятельно, а вот вторые постоянно списывают домашние задания и ничего толком в дисциплине не понимают. Но используя <strong>решебник по алгебре за 9 класс к учебнику Макарычева Ю.Н., Миндюка Н.Г., Нешкова К.И. (Просвещение)</strong> все ребята получают возможность полноценно разобраться в программе этого курса. </p> <p> Неправильное взаимодействие с пособием может привести к следующим последствиям: </p> <ol> <li>материал не будет освоен полностью;</li> <li>постоянные ошибки приведут к снижению успеваемости;</li> <li>отсутствие понимания даже элементарных уравнений;</li> <li>проваленные экзамены.</li> </ol> <p> Соблазн просто списать нужное упражнение несомненно очень велик. Но не стоит забывать о том, что тогда не удастся полностью понять суть изучаемой темы, а это непременно аукнется довольно быстро плохими оценками. Поэтому всегда стоит применять решебник строго по назначению - для самопроверки и работы над ошибками. </p> <h2> Хорошая подготовка д/з с ГДЗ к учебнику Макарычева </h2> <p> Любой учебный процесс - дело непредсказуемое. Даже отличники не застрахованы от получения двоек. Поэтому школьникам не только стоит быть предельно внимательными, но и систематически проверять себя по <strong>готовым решениям к учебнику Макарычева за 9 класс</strong>, написанными в соответствии с ФГОС. Сделать это очень просто, так как пособие находится в онлайн-доступе, и открыть его можно с любого гаджета, подключенного к Интернету. Тренировки со справочником не отнимают много времени, так как авторы снабдили его подробными решениями, верными ответами и многочисленными наглядными примерами, которые легко понять и запомнить. </p> <p> Онлайн-издание пригодится учащимся для многого: </p> <ul> <li>сверки д/з;</li> <li>подготовки к тестированиям;</li> <li>разбора проблематичных параграфов;</li> <li>проработки различных упущений, и т.д.</li> </ul> <p> Некоторые учителя сами советуют своим подопечным использовать решебник, так как прекрасно понимают, что иначе дети просто не справятся с программой. Конечно, есть и еще один вариант - занятия с репетитором. Но в наше время сложно найти преподавателя, который бы смог не только найти общий язык с учеником, но и доступно излагал материал. Кроме того, дополнительные уроки тоже отнимают уйму времени, а именно его у подростков и так мало. 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Довольно часто у ребят не хватает времени, чтобы детально проработать каждый параграф. Теорию они проходят в спешке, так как основное внимание сосредоточено в основном на практических заданиях, которые учителя задают на дом в больших количествах. ГДЗ «<strong>Алгебра Учебник Макарычев, Миндюк, Нешков 9 класс (Просвещение, 2023г.)</strong>» позволит школьникам сбалансировать учебный процесс, не упуская ни одной мелочи. </p> <p> Многие ученики испытывают проблемы с пониманием таких аспектов: </p> <ol> <li>Действия над действительными числами.</li> <li>Погрешность и точность приближения?</li> <li>Свойства чётности и нечётности функций.</li> <li>Целое уравнение и его корни.</li> <li>Решение неравенств методом интервалов.</li> <li>Уравнение с двумя переменными и его график.</li> </ol> <p> Современные учебники часто снабжены недостаточно развернутой теорией, что мешает учащимся еще раз пробежаться по материалу, если они пропустили урок или не поняли объяснения преподавателя. Поэтому иногда подростки приступают к решению задач так до конца и не разобравшись в параграфах. Неудивительно, что потом в их работах обнаруживается много ошибок. Благодаря решебнику можно избежать любых недочетов при выполнении номеров. </p> <h2> Почему работать с решебником нужно правильно? </h2> <p> Школьники всегда делятся на две категории. Первые, даже с большим скрипом, но находят решения и ответы самостоятельно, а вот вторые постоянно списывают домашние задания и ничего толком в дисциплине не понимают. Но используя <strong>решебник по алгебре за 9 класс к учебнику Макарычева Ю.Н., Миндюка Н.Г., Нешкова К.И. (Просвещение)</strong> все ребята получают возможность полноценно разобраться в программе этого курса. </p> <p> Неправильное взаимодействие с пособием может привести к следующим последствиям: </p> <ol> <li>материал не будет освоен полностью;</li> <li>постоянные ошибки приведут к снижению успеваемости;</li> <li>отсутствие понимания даже элементарных уравнений;</li> <li>проваленные экзамены.</li> </ol> <p> Соблазн просто списать нужное упражнение несомненно очень велик. Но не стоит забывать о том, что тогда не удастся полностью понять суть изучаемой темы, а это непременно аукнется довольно быстро плохими оценками. Поэтому всегда стоит применять решебник строго по назначению - для самопроверки и работы над ошибками. </p> <h2> Хорошая подготовка д/з с ГДЗ к учебнику Макарычева </h2> <p> Любой учебный процесс - дело непредсказуемое. Даже отличники не застрахованы от получения двоек. Поэтому школьникам не только стоит быть предельно внимательными, но и систематически проверять себя по <strong>готовым решениям к учебнику Макарычева за 9 класс</strong>, написанными в соответствии с ФГОС. Сделать это очень просто, так как пособие находится в онлайн-доступе, и открыть его можно с любого гаджета, подключенного к Интернету. Тренировки со справочником не отнимают много времени, так как авторы снабдили его подробными решениями, верными ответами и многочисленными наглядными примерами, которые легко понять и запомнить. </p> <p> Онлайн-издание пригодится учащимся для многого: </p> <ul> <li>сверки д/з;</li> <li>подготовки к тестированиям;</li> <li>разбора проблематичных параграфов;</li> <li>проработки различных упущений, и т.д.</li> </ul> <p> Некоторые учителя сами советуют своим подопечным использовать решебник, так как прекрасно понимают, что иначе дети просто не справятся с программой. Конечно, есть и еще один вариант - занятия с репетитором. Но в наше время сложно найти преподавателя, который бы смог не только найти общий язык с учеником, но и доступно излагал материал. Кроме того, дополнительные уроки тоже отнимают уйму времени, а именно его у подростков и так мало. 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+wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ "id" => 171148 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_display_title" => "Геометрическая прогрессия" "field_branch_order" => "10" "field_url" => null "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1222 #items: array:1 [ 0 => App\Models\Term {#1219 #connection: "mysql" #table: "terms" #primaryKey: "id" #keyType: "int" +incrementing: false #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:7 [ …7] #original: array:7 [ …7] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ …1] } ] #escapeWhenCastingToString: false } "field_page_start" => "167" "field_branch_display" => "0" "field_branch_expanded" => "0" "field_display_branch_in_title" => "1" "field_display_task_interval" => "0" "field_display_branch_page" => "1" "field_branch_title_in_content" => "0" "field_navigation_title" => null "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_branch_cover" => [] "field_branch_covers" => [] "book" => Illuminate\Database\Eloquent\Collection {#1221 #items: array:1 [ 0 => App\Models\Book {#1180} ] #escapeWhenCastingToString: false } "branch_parent" => Illuminate\Database\Eloquent\Collection {#1220 #items: array:1 [ 0 => App\Models\Branch {#1034} ] #escapeWhenCastingToString: false } ] #original: array:24 [ "id" => 171148 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_display_title" => "Геометрическая прогрессия" "field_branch_order" => "10" "field_url" => null "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1222} "field_page_start" => "167" "field_branch_display" => "0" "field_branch_expanded" => "0" "field_display_branch_in_title" => "1" "field_display_task_interval" => "0" "field_display_branch_page" => "1" "field_branch_title_in_content" => "0" "field_navigation_title" => null "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_branch_cover" => [] "field_branch_covers" => [] "book" => Illuminate\Database\Eloquent\Collection {#1221} "branch_parent" => Illuminate\Database\Eloquent\Collection {#1220} ] #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\Branch {#1223 #connection: "mysql" #table: "branches" #primaryKey: "id" #keyType: "int" +incrementing: true #with: [] #withCount: [] +preventsLazyLoading: false #perPage: 15 +exists: true +wasRecentlyCreated: false #escapeWhenCastingToString: false #attributes: array:24 [ "id" => 171149 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_display_title" => "29. Определение геометрической прогрессии. Формула n-го члена геометрической прогрессии" "field_branch_order" => null "field_url" => null "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1224 #items: [] #escapeWhenCastingToString: false } "field_page_start" => "167" "field_branch_display" => "0" "field_branch_expanded" => "0" "field_display_branch_in_title" => "1" "field_display_task_interval" => "0" "field_display_branch_page" => "1" "field_branch_title_in_content" => "0" "field_navigation_title" => null "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_branch_cover" => [] "field_branch_covers" => [] "book" => Illuminate\Database\Eloquent\Collection {#1225 #items: array:1 [ 0 => App\Models\Book {#1180} ] #escapeWhenCastingToString: false } "branch_parent" => Illuminate\Database\Eloquent\Collection {#1274 #items: array:1 [ 0 => App\Models\Branch {#1226 #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 } ] #original: array:24 [ "id" => 171149 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_display_title" => "29. Определение геометрической прогрессии. Формула n-го члена геометрической прогрессии" "field_branch_order" => null "field_url" => null "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1224} "field_page_start" => "167" "field_branch_display" => "0" "field_branch_expanded" => "0" "field_display_branch_in_title" => "1" "field_display_task_interval" => "0" "field_display_branch_page" => "1" "field_branch_title_in_content" => "0" "field_navigation_title" => null "field_metatags_title" => null "field_metatags_description" => null "field_h1" => null "field_description_top" => null "field_description_bottom" => null "field_branch_cover" => [] "field_branch_covers" => [] "book" => Illuminate\Database\Eloquent\Collection {#1225} "branch_parent" => Illuminate\Database\Eloquent\Collection {#1274} ] #changes: [] #casts: [] #classCastCache: [] #attributeCastCache: [] #dateFormat: null #appends: [] #dispatchesEvents: [] #observables: [] #relations: [] #touches: [] +timestamps: true +usesUniqueIds: false #hidden: [] #visible: [] #fillable: [] #guarded: array:1 [ 0 => "*" ] } ] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1160 #items: array:9 [ 0 => App\Models\Element {#1150 #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 [ "id" => 179022 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1139 #items: array:1 [ 0 => App\Models\Edition {#1147 #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 } "task" => array:2 [ "refs" => "171777" "type" => "task" ] "text" => """ <p><strong>591</strong>. Последовательность (xₙ) — геометрическая прогрессия. Найдите:</p><figure><figure>\n <img src="/media/algebra_09/makarychev-2023/0-00/591.webp?ts=1744044793" alt="Последовательность xn геометрическая прогрессия" loading="lazy" width="1472" height="383">\n </figure>\n <figcaption> </figcaption></figure> """ "img" => array:1 [ 0 => array:5 [ "name" => "591-1.jpg" "alt" => null "width" => "1601" "height" => 418 "path" => "/media/algebra_09/makarychev-2023/0-00/591-1.webp?ts=1734090795" ] ] ] #original: array:7 [ "id" => 179022 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1139} "task" => array:2 [ "refs" => "171777" "type" => "task" ] "text" => """ <p><strong>591</strong>. Последовательность (xₙ) — геометрическая прогрессия. Найдите:</p><figure><figure>\n <img src="/media/algebra_09/makarychev-2023/0-00/591.webp?ts=1744044793" alt="Последовательность xn геометрическая прогрессия" loading="lazy" width="1472" height="383">\n </figure>\n <figcaption> </figcaption></figure> """ "img" => array:1 [ 0 => array:5 [ "name" => "591-1.jpg" "alt" => null "width" => "1601" "height" => 418 "path" => "/media/algebra_09/makarychev-2023/0-00/591-1.webp?ts=1734090795" ] ] ] #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\Element {#1141 #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" => 180027 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1133 #items: array:1 [ 0 => App\Models\Edition {#1142 #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 } "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:2 [ 0 => array:5 [ "name" => "591-1.jpg" "alt" => null "width" => "1737" "height" => 737 "path" => "/media/algebra_09/makarychev-2023/1-00/591-1.webp?ts=1734091970" ] 1 => array:5 [ "name" => "591-2.jpg" "alt" => null "width" => "1737" "height" => 1887 "path" => "/media/algebra_09/makarychev-2023/1-00/591-2.webp?ts=1734091970" ] ] ] #original: array:6 [ "id" => 180027 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1133} "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:2 [ 0 => array:5 [ "name" => "591-1.jpg" "alt" => null "width" => "1737" "height" => 737 "path" => "/media/algebra_09/makarychev-2023/1-00/591-1.webp?ts=1734091970" ] 1 => array:5 [ "name" => "591-2.jpg" "alt" => null "width" => "1737" "height" => 1887 "path" => "/media/algebra_09/makarychev-2023/1-00/591-2.webp?ts=1734091970" ] ] ] #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\Element {#1135 #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" => 180761 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1162 #items: array:1 [ 0 => App\Models\Edition {#1134 #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 } "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:6 [ 0 => array:5 [ "name" => "591-1.png" "alt" => null "width" => "700" "height" => 879 "path" => "/media/algebra_09/makarychev-2023/2-00/591-1.webp?ts=1734091768" ] 1 => array:5 [ "name" => "591-2.png" "alt" => null "width" => "700" "height" => 887 "path" => "/media/algebra_09/makarychev-2023/2-00/591-2.webp?ts=1734091768" ] 2 => array:5 [ "name" => "591-3.png" "alt" => null "width" => "700" "height" => 851 "path" => "/media/algebra_09/makarychev-2023/2-00/591-3.webp?ts=1734091768" ] 3 => array:5 [ "name" => "591-4.png" "alt" => null "width" => "700" "height" => 918 "path" => "/media/algebra_09/makarychev-2023/2-00/591-4.webp?ts=1734091768" ] 4 => array:5 [ "name" => "591-5.png" "alt" => null "width" => "700" "height" => 894 "path" => "/media/algebra_09/makarychev-2023/2-00/591-5.webp?ts=1734091768" ] 5 => array:5 [ "name" => "591-6.png" "alt" => null "width" => "700" "height" => 898 "path" => "/media/algebra_09/makarychev-2023/2-00/591-6.webp?ts=1734091768" ] ] ] #original: array:6 [ "id" => 180761 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1162} "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:6 [ 0 => array:5 [ "name" => "591-1.png" "alt" => null "width" => "700" "height" => 879 "path" => "/media/algebra_09/makarychev-2023/2-00/591-1.webp?ts=1734091768" ] 1 => array:5 [ "name" => "591-2.png" "alt" => null "width" => "700" "height" => 887 "path" => "/media/algebra_09/makarychev-2023/2-00/591-2.webp?ts=1734091768" ] 2 => array:5 [ "name" => "591-3.png" "alt" => null "width" => "700" "height" => 851 "path" => "/media/algebra_09/makarychev-2023/2-00/591-3.webp?ts=1734091768" ] 3 => array:5 [ "name" => "591-4.png" "alt" => null "width" => "700" "height" => 918 "path" => "/media/algebra_09/makarychev-2023/2-00/591-4.webp?ts=1734091768" ] 4 => array:5 [ "name" => "591-5.png" "alt" => null "width" => "700" "height" => 894 "path" => "/media/algebra_09/makarychev-2023/2-00/591-5.webp?ts=1734091768" ] 5 => array:5 [ "name" => "591-6.png" "alt" => null "width" => "700" "height" => 898 "path" => "/media/algebra_09/makarychev-2023/2-00/591-6.webp?ts=1734091768" ] ] ] #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\Element {#1125 #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" => 181443 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1083 #items: array:1 [ 0 => App\Models\Edition {#1126 #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 } "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:1 [ 0 => array:5 [ "name" => "591-1.png" "alt" => null "width" => "650" "height" => 619 "path" => "/media/algebra_09/makarychev-2023/3-00/591-1.webp?ts=1734091759" ] ] ] #original: array:6 [ "id" => 181443 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1083} "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:1 [ 0 => array:5 [ "name" => "591-1.png" "alt" => null "width" => "650" "height" => 619 "path" => "/media/algebra_09/makarychev-2023/3-00/591-1.webp?ts=1734091759" ] ] ] #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\Element {#1119 #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" => 182114 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1110 #items: array:1 [ 0 => App\Models\Edition {#1082 #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 } "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:1 [ 0 => array:5 [ "name" => "591-1.png" "alt" => null "width" => "615" "height" => 1238 "path" => "/media/algebra_09/makarychev-2023/4-00/591-1.webp?ts=1734091899" ] ] ] #original: array:6 [ "id" => 182114 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1110} "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:1 [ 0 => array:5 [ "name" => "591-1.png" "alt" => null "width" => "615" "height" => 1238 "path" => "/media/algebra_09/makarychev-2023/4-00/591-1.webp?ts=1734091899" ] ] ] #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\Element {#1113 #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" => 182876 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1103 #items: array:1 [ 0 => App\Models\Edition {#1112 #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 } "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:1 [ 0 => array:5 [ "name" => "591-1.png" "alt" => null "width" => "826" "height" => 378 "path" => "/media/algebra_09/makarychev-2023/5-00/591-1.webp?ts=1734092795" ] ] ] #original: array:6 [ "id" => 182876 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1103} "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:1 [ 0 => array:5 [ "name" => "591-1.png" "alt" => null "width" => "826" "height" => 378 "path" => "/media/algebra_09/makarychev-2023/5-00/591-1.webp?ts=1734092795" ] ] ] #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\Element {#1104 #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" => 183551 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1095 #items: array:1 [ 0 => App\Models\Edition {#1105 #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 } "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:1 [ 0 => array:5 [ "name" => "591-1.png" "alt" => null "width" => "1337" "height" => 532 "path" => "/media/algebra_09/makarychev-2023/6-00/591-1.webp?ts=1734092968" ] ] ] #original: array:6 [ "id" => 183551 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1095} "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:1 [ 0 => array:5 [ "name" => "591-1.png" "alt" => null "width" => "1337" "height" => 532 "path" => "/media/algebra_09/makarychev-2023/6-00/591-1.webp?ts=1734092968" ] ] ] #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\Element {#1096 #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" => 184030 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1086 #items: array:1 [ 0 => App\Models\Edition {#1097 #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 } "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:1 [ 0 => array:5 [ "name" => "591-1.jpg" "alt" => null "width" => "1538" "height" => 562 "path" => "/media/algebra_09/makarychev-2023/7-00/591-1.webp?ts=1734093391" ] ] ] #original: array:6 [ "id" => 184030 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1086} "task" => array:2 [ "refs" => "171777" "type" => "task" ] "img" => array:1 [ 0 => array:5 [ "name" => "591-1.jpg" "alt" => null "width" => "1538" "height" => 562 "path" => "/media/algebra_09/makarychev-2023/7-00/591-1.webp?ts=1734093391" ] ] ] #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\Element {#1088 #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" => 1349312 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1173 #items: array:1 [ 0 => App\Models\Edition {#1089 #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 } "task" => array:2 [ "refs" => "171777" "type" => "task" ] "text" => "<p>Для решения задачи используется формула n-го члена геометрической прогрессии $(x_n)$: $x_n = x_1 \cdot q^{n-1}$, где $x_1$ — первый член прогрессии, а $q$ — её знаменатель.</p><p><strong>а)</strong> Найти $x_7$, если $x_1 = 16$, $q = \frac{1}{2}$.</p><p>Подставляем заданные значения в формулу:</p><p>$x_7 = x_1 \cdot q^{7-1} = 16 \cdot (\frac{1}{2})^6 = 16 \cdot \frac{1}{64} = \frac{16}{64} = \frac{1}{4}$.</p><p>Ответ: $\frac{1}{4}$.</p><p><strong>б)</strong> Найти $x_8$, если $x_1 = -810$, $q = \frac{1}{3}$.</p><p>Подставляем значения в формулу:</p><p>$x_8 = x_1 \cdot q^{8-1} = -810 \cdot (\frac{1}{3})^7 = -810 \cdot \frac{1}{2187}$.</p><p>Так как $810 = 81 \cdot 10 = 3^4 \cdot 10$ и $2187 = 3^7$, получаем:</p><p>$x_8 = - \frac{3^4 \cdot 10}{3^7} = - \frac{10}{3^{7-4}} = - \frac{10}{3^3} = - \frac{10}{27}$.</p><p>Ответ: $-\frac{10}{27}$.</p><p><strong>в)</strong> Найти $x_{10}$, если $x_1 = \sqrt{2}$, $q = -\sqrt{2}$.</p><p>Подставляем значения в формулу:</p><p>$x_{10} = x_1 \cdot q^{10-1} = \sqrt{2} \cdot (-\sqrt{2})^9$.</p><p>Поскольку степень 9 нечетная, знак минус сохраняется: $(-\sqrt{2})^9 = -(\sqrt{2})^9$.</p><p>$x_{10} = \sqrt{2} \cdot (-(\sqrt{2})^9) = -(\sqrt{2})^{1+9} = -(\sqrt{2})^{10} = -((\sqrt{2})^2)^5 = -2^5 = -32$.</p><p>Ответ: $-32$.</p><p><strong>г)</strong> Найти $x_6$, если $x_1 = -125$, $q = 0,2$.</p><p>Представим $q$ в виде обыкновенной дроби: $q = 0,2 = \frac{2}{10} = \frac{1}{5}$.</p><p>Подставляем значения в формулу:</p><p>$x_6 = x_1 \cdot q^{6-1} = -125 \cdot (\frac{1}{5})^5 = -5^3 \cdot \frac{1}{5^5} = -\frac{5^3}{5^5} = -\frac{1}{5^{5-3}} = -\frac{1}{5^2} = -\frac{1}{25}$.</p><p>Ответ: $-\frac{1}{25}$.</p><p><strong>д)</strong> Найти $x_5$, если $x_1 = \frac{3}{4}$, $q = \frac{2}{3}$.</p><p>Подставляем значения в формулу:</p><p>$x_5 = x_1 \cdot q^{5-1} = \frac{3}{4} \cdot (\frac{2}{3})^4 = \frac{3}{4} \cdot \frac{16}{81} = \frac{3 \cdot 16}{4 \cdot 81} = \frac{1 \cdot 4}{1 \cdot 27} = \frac{4}{27}$.</p><p>Ответ: $\frac{4}{27}$.</p><p><strong>е)</strong> Найти $x_4$, если $x_1 = 1,8$, $q = \frac{\sqrt{3}}{3}$.</p><p>Представим $x_1$ в виде обыкновенной дроби: $x_1 = 1,8 = \frac{18}{10} = \frac{9}{5}$.</p><p>Подставляем значения в формулу:</p><p>$x_4 = x_1 \cdot q^{4-1} = \frac{9}{5} \cdot (\frac{\sqrt{3}}{3})^3 = \frac{9}{5} \cdot \frac{(\sqrt{3})^3}{3^3} = \frac{9}{5} \cdot \frac{3\sqrt{3}}{27} = \frac{9 \cdot 3\sqrt{3}}{5 \cdot 27} = \frac{27\sqrt{3}}{135}$.</p><p>Сократим дробь на 27: $\frac{\sqrt{3}}{5}$.</p><p>Ответ: $\frac{\sqrt{3}}{5}$.</p>" ] #original: array:6 [ "id" => 1349312 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "edition" => Illuminate\Database\Eloquent\Collection {#1173} "task" => array:2 [ "refs" => "171777" "type" => "task" ] "text" => "<p>Для решения задачи используется формула n-го члена геометрической прогрессии $(x_n)$: $x_n = x_1 \cdot q^{n-1}$, где $x_1$ — первый член прогрессии, а $q$ — её знаменатель.</p><p><strong>а)</strong> Найти $x_7$, если $x_1 = 16$, $q = \frac{1}{2}$.</p><p>Подставляем заданные значения в формулу:</p><p>$x_7 = x_1 \cdot q^{7-1} = 16 \cdot (\frac{1}{2})^6 = 16 \cdot \frac{1}{64} = \frac{16}{64} = \frac{1}{4}$.</p><p>Ответ: $\frac{1}{4}$.</p><p><strong>б)</strong> Найти $x_8$, если $x_1 = -810$, $q = \frac{1}{3}$.</p><p>Подставляем значения в формулу:</p><p>$x_8 = x_1 \cdot q^{8-1} = -810 \cdot (\frac{1}{3})^7 = -810 \cdot \frac{1}{2187}$.</p><p>Так как $810 = 81 \cdot 10 = 3^4 \cdot 10$ и $2187 = 3^7$, получаем:</p><p>$x_8 = - \frac{3^4 \cdot 10}{3^7} = - \frac{10}{3^{7-4}} = - \frac{10}{3^3} = - \frac{10}{27}$.</p><p>Ответ: $-\frac{10}{27}$.</p><p><strong>в)</strong> Найти $x_{10}$, если $x_1 = \sqrt{2}$, $q = -\sqrt{2}$.</p><p>Подставляем значения в формулу:</p><p>$x_{10} = x_1 \cdot q^{10-1} = \sqrt{2} \cdot (-\sqrt{2})^9$.</p><p>Поскольку степень 9 нечетная, знак минус сохраняется: $(-\sqrt{2})^9 = -(\sqrt{2})^9$.</p><p>$x_{10} = \sqrt{2} \cdot (-(\sqrt{2})^9) = -(\sqrt{2})^{1+9} = -(\sqrt{2})^{10} = -((\sqrt{2})^2)^5 = -2^5 = -32$.</p><p>Ответ: $-32$.</p><p><strong>г)</strong> Найти $x_6$, если $x_1 = -125$, $q = 0,2$.</p><p>Представим $q$ в виде обыкновенной дроби: $q = 0,2 = \frac{2}{10} = \frac{1}{5}$.</p><p>Подставляем значения в формулу:</p><p>$x_6 = x_1 \cdot q^{6-1} = -125 \cdot (\frac{1}{5})^5 = -5^3 \cdot \frac{1}{5^5} = -\frac{5^3}{5^5} = -\frac{1}{5^{5-3}} = -\frac{1}{5^2} = -\frac{1}{25}$.</p><p>Ответ: $-\frac{1}{25}$.</p><p><strong>д)</strong> Найти $x_5$, если $x_1 = \frac{3}{4}$, $q = \frac{2}{3}$.</p><p>Подставляем значения в формулу:</p><p>$x_5 = x_1 \cdot q^{5-1} = \frac{3}{4} \cdot (\frac{2}{3})^4 = \frac{3}{4} \cdot \frac{16}{81} = \frac{3 \cdot 16}{4 \cdot 81} = \frac{1 \cdot 4}{1 \cdot 27} = \frac{4}{27}$.</p><p>Ответ: $\frac{4}{27}$.</p><p><strong>е)</strong> Найти $x_4$, если $x_1 = 1,8$, $q = \frac{\sqrt{3}}{3}$.</p><p>Представим $x_1$ в виде обыкновенной дроби: $x_1 = 1,8 = \frac{18}{10} = \frac{9}{5}$.</p><p>Подставляем значения в формулу:</p><p>$x_4 = x_1 \cdot q^{4-1} = \frac{9}{5} \cdot (\frac{\sqrt{3}}{3})^3 = \frac{9}{5} \cdot \frac{(\sqrt{3})^3}{3^3} = \frac{9}{5} \cdot \frac{3\sqrt{3}}{27} = \frac{9 \cdot 3\sqrt{3}}{5 \cdot 27} = \frac{27\sqrt{3}}{135}$.</p><p>Сократим дробь на 27: $\frac{\sqrt{3}}{5}$.</p><p>Ответ: $\frac{\sqrt{3}}{5}$.</p>" ] #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" => array:2 [ "refs" => "171778" "type" => "task" ] "previous" => array:2 [ "refs" => "171776" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1152 #items: array:1 [ 0 => App\Models\Book {#1180} ] #escapeWhenCastingToString: false } "page" => Illuminate\Database\Eloquent\Collection {#1157 #items: array:1 [ 0 => App\Models\BookPage {#1155 #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" => 1029909 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "171" "field_url" => "/9-klass/algebra/makarychev-fgos/page-171" "field_display_title" => "171" "field_folder" => "1" "field_image_name" => "171" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1159 #items: [] #escapeWhenCastingToString: false } "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1156 #items: array:1 [ 0 => App\Models\Book {#1180} ] #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 {#1158 #items: [] #escapeWhenCastingToString: false } "content" => Illuminate\Database\Eloquent\Collection {#1172 #items: array:1 [ 0 => App\Models\Element {#1169 #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" => "1029910" "type" => "book_page" ] "previous" => array:2 [ "refs" => "1029908" "type" => "book_page" ] "tasks" => Illuminate\Database\Eloquent\Collection {#1485 #items: array:4 [ 0 => App\Models\Task {#1495 #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 {#1500 #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 {#1503 #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 {#1519 #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" => 1029909 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "171" "field_url" => "/9-klass/algebra/makarychev-fgos/page-171" "field_display_title" => "171" "field_folder" => "1" "field_image_name" => "171" "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1159} "field_weight" => "0" "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1156} "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 {#1158} "content" => Illuminate\Database\Eloquent\Collection {#1172} "next" => array:2 [ "refs" => "1029910" "type" => "book_page" ] "previous" => array:2 [ "refs" => "1029908" "type" => "book_page" ] "tasks" => Illuminate\Database\Eloquent\Collection {#1485} ] #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:24 [ "id" => 171777 "created_at" => "2026-04-10 13:58:26" "updated_at" => null "field_page_start" => "171" "field_page_end" => null "field_url" => "/9-klass/algebra/makarychev-fgos/591" "field_display_title" => "591" "field_outside_task" => null "field_task_type" => Illuminate\Database\Eloquent\Collection {#1037} "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 {#1035} "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1080} "parent_branches" => Illuminate\Database\Eloquent\Collection {#1167} "content" => Illuminate\Database\Eloquent\Collection {#1160} "next" => array:2 [ "refs" => "171778" "type" => "task" ] "previous" => array:2 [ "refs" => "171776" "type" => "task" ] "book" => Illuminate\Database\Eloquent\Collection {#1152} "page" => array:2 [ "refs" => "1029909" "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 => "*" ] }
№591 (с. 171)
Условие. №591 (с. 171)
скриншот условия
591. Последовательность (xₙ) — геометрическая прогрессия. Найдите:
Решение 1. №591 (с. 171)
Решение 2. №591 (с. 171)
Решение 3. №591 (с. 171)
Решение 4. №591 (с. 171)
Решение 5. №591 (с. 171)
Решение 6. №591 (с. 171)
Решение 7. №591 (с. 171)
Решение 8. №591 (с. 171)
Для решения задачи используется формула n-го члена геометрической прогрессии $(x_n)$: $x_n = x_1 \cdot q^{n-1}$, где $x_1$ — первый член прогрессии, а $q$ — её знаменатель.
а) Найти $x_7$, если $x_1 = 16$, $q = \frac{1}{2}$.
Подставляем заданные значения в формулу:
$x_7 = x_1 \cdot q^{7-1} = 16 \cdot (\frac{1}{2})^6 = 16 \cdot \frac{1}{64} = \frac{16}{64} = \frac{1}{4}$.
Ответ: $\frac{1}{4}$.
б) Найти $x_8$, если $x_1 = -810$, $q = \frac{1}{3}$.
Подставляем значения в формулу:
$x_8 = x_1 \cdot q^{8-1} = -810 \cdot (\frac{1}{3})^7 = -810 \cdot \frac{1}{2187}$.
Так как $810 = 81 \cdot 10 = 3^4 \cdot 10$ и $2187 = 3^7$, получаем:
$x_8 = - \frac{3^4 \cdot 10}{3^7} = - \frac{10}{3^{7-4}} = - \frac{10}{3^3} = - \frac{10}{27}$.
Ответ: $-\frac{10}{27}$.
в) Найти $x_{10}$, если $x_1 = \sqrt{2}$, $q = -\sqrt{2}$.
Подставляем значения в формулу:
$x_{10} = x_1 \cdot q^{10-1} = \sqrt{2} \cdot (-\sqrt{2})^9$.
Поскольку степень 9 нечетная, знак минус сохраняется: $(-\sqrt{2})^9 = -(\sqrt{2})^9$.
$x_{10} = \sqrt{2} \cdot (-(\sqrt{2})^9) = -(\sqrt{2})^{1+9} = -(\sqrt{2})^{10} = -((\sqrt{2})^2)^5 = -2^5 = -32$.
Ответ: $-32$.
г) Найти $x_6$, если $x_1 = -125$, $q = 0,2$.
Представим $q$ в виде обыкновенной дроби: $q = 0,2 = \frac{2}{10} = \frac{1}{5}$.
Подставляем значения в формулу:
$x_6 = x_1 \cdot q^{6-1} = -125 \cdot (\frac{1}{5})^5 = -5^3 \cdot \frac{1}{5^5} = -\frac{5^3}{5^5} = -\frac{1}{5^{5-3}} = -\frac{1}{5^2} = -\frac{1}{25}$.
Ответ: $-\frac{1}{25}$.
д) Найти $x_5$, если $x_1 = \frac{3}{4}$, $q = \frac{2}{3}$.
Подставляем значения в формулу:
$x_5 = x_1 \cdot q^{5-1} = \frac{3}{4} \cdot (\frac{2}{3})^4 = \frac{3}{4} \cdot \frac{16}{81} = \frac{3 \cdot 16}{4 \cdot 81} = \frac{1 \cdot 4}{1 \cdot 27} = \frac{4}{27}$.
Ответ: $\frac{4}{27}$.
е) Найти $x_4$, если $x_1 = 1,8$, $q = \frac{\sqrt{3}}{3}$.
Представим $x_1$ в виде обыкновенной дроби: $x_1 = 1,8 = \frac{18}{10} = \frac{9}{5}$.
Подставляем значения в формулу:
$x_4 = x_1 \cdot q^{4-1} = \frac{9}{5} \cdot (\frac{\sqrt{3}}{3})^3 = \frac{9}{5} \cdot \frac{(\sqrt{3})^3}{3^3} = \frac{9}{5} \cdot \frac{3\sqrt{3}}{27} = \frac{9 \cdot 3\sqrt{3}}{5 \cdot 27} = \frac{27\sqrt{3}}{135}$.
Сократим дробь на 27: $\frac{\sqrt{3}}{5}$.
Ответ: $\frac{\sqrt{3}}{5}$.
Другие задания:
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