5:[["$","div",null,{"className":"crumbs","children":[["$","span",null,{"children":["$","a",null,{"href":"/","children":"Главная"}]}],["$","span",null,{"children":["$","a",null,{"href":"/gdz","children":"ГДЗ"}]}],["$","span",null,{"children":["$","a",null,{"href":"/gdz/algebra/9-klass/makarychev","children":["Алгебра"," ",9," класс ","Макарычев"]}]}],["$","span",null,{"children":["Номер ","531"]}]]}],["$","h1",null,{"children":["Номер 531"," — ГДЗ ","алгебра"," ",9," класс ","Макарычев"]}],[["$","section","16735",{"children":[false,["$","div",null,{"className":"sheet-card statement","children":[["$","p",null,{"children":["$","b",null,{"children":["№ 531","."]}]}],["$","div",null,{"dangerouslySetInnerHTML":{"__html":"

Последовательность (b_n) задана формулой b_n = 2ⁿ + 3n.\nНайдите:

\nа) b₅; б) b₁₀; в) b₅₀.\n

"}}]]}],["$","div",null,{"className":"notice","children":["Разбор этого задания готовится. Пока можно ",["$","a",null,{"href":"/reshit","children":"решить его по фото"}]," — ИИ объяснит по шагам."]}]]}]],["$","p",null,{"children":[["$","a",null,{"href":"/gdz/algebra/9-klass/makarychev/nomer-530","children":["← ","Номер 530"]}]," · ",["$","a",null,{"href":"/gdz/algebra/9-klass/makarychev/nomer-532","children":["Номер 532"," →"]}]," · ",["$","a",null,{"href":"/gdz/algebra/9-klass/makarychev","children":"Все номера"}]]}],["$","script",null,{"type":"application/ld+json","dangerouslySetInnerHTML":{"__html":"[{\"@context\":\"https://schema.org\",\"@type\":\"Question\",\"name\":\"Алгебра 9 класс Макарычев, номер 531\",\"text\":\"Последовательность (bn) задана формулой bn = 2n + 3n. Найдите: а) b5; б) b10; в) b50.\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ответ: а) b5 = 25; б) b10 = 50; в) b50 = 250\"}},{\"@context\":\"https://schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Главная\",\"item\":\"https://reshay.ai/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"ГДЗ\",\"item\":\"https://reshay.ai/gdz\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Алгебра 9 класс Макарычев\",\"item\":\"https://reshay.ai/gdz/algebra/9-klass/makarychev\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Номер 531\"}]}]"}}]]

Номер 531 — ГДЗ алгебра 9 класс Макарычев