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 ","381"]}]]}],["$","h1",null,{"children":["Номер 381"," — ГДЗ ","алгебра"," ",9," класс ","Макарычев"]}],[["$","section","16435",{"children":[false,["$","div",null,{"className":"sheet-card statement","children":[["$","p",null,{"children":["$","b",null,{"children":["№ 381","."]}]}],["$","div",null,{"dangerouslySetInnerHTML":{"__html":"

Решите неравенство:

\nа) 25х² + 6х ≤ 0;
\nб) х² − 169 > 0;
\nв) 4х² − 225 ≤ 0;
\nг) у² < 10у + 24;
\nд) 15у² + 30 > 22у + 7;
\nе) 3у² − 7 ≤ 26у + 70.\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-380","children":["← ","Номер 380"]}]," · ",["$","a",null,{"href":"/gdz/algebra/9-klass/makarychev/nomer-382","children":["Номер 382"," →"]}]," · ",["$","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 381\",\"text\":\"Решите неравенство: а) 25х2 + 6х ≤ 0; б) х2 − 169 > 0; в) 4х2 − 225 ≤ 0; г) у2 < 10у + 24; д) 15у2 + 30 > 22у + 7; е) 3у2 − 7 ≤ 26у + 70.\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ответ: а) x ∈ [-0,24; 0]; б) x ∈ (-∞; -13) ∪ (13; +∞); в) x ∈ [-7,5; 7,5]; г) y ∈ (-2; 12); д) y ∈ (-∞; +∞); е) y ∈ [-7/3; 11]\"}},{\"@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 381\"}]}]"}}]]

Номер 381 — ГДЗ алгебра 9 класс Макарычев