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":["$","a",null,{"href":"/gdz/algebra/8-klass/makarychev","children":["Алгебра"," ",8," класс ","Макарычев"]}]}],["$","span",null,{"children":["Номер ","157"]}]]}],["$","h1",null,{"children":["Номер 157"," — ГДЗ ","алгебра"," ",8," класс ","Макарычев"]}],[["$","section","14644",{"children":[false,["$","div",null,{"className":"sheet-card statement","children":[["$","p",null,{"children":["$","b",null,{"children":["№ 157","."]}]}],["$","div",null,{"dangerouslySetInnerHTML":{"__html":"

Упростите выражение:

\nа) 4xy/y² − x² : (1/y² − x² + 1/x² + 2xy + y²)\n
\nб) (x − 2y/x² + 2xy − 1/x² − 4y² : x + 2y/(2y − x)²) ⋅ (x + 2y)²/4y²\n\n\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/8-klass/makarychev/nomer-156","children":["← ","Номер 156"]}]," · ",["$","a",null,{"href":"/gdz/algebra/8-klass/makarychev/nomer-158","children":["Номер 158"," →"]}]," · ",["$","a",null,{"href":"/gdz/algebra/8-klass/makarychev","children":"Все номера"}]]}],["$","script",null,{"type":"application/ld+json","dangerouslySetInnerHTML":{"__html":"[{\"@context\":\"https://schema.org\",\"@type\":\"Question\",\"name\":\"Алгебра 8 класс Макарычев, номер 157\",\"text\":\"Упростите выражение: а) 4xy/y² − x² : (1/y² − x² + 1/x² + 2xy + y²) б) (x − 2y/x² + 2xy − 1/x² − 4y² : x + 2y/(2y − x)²) ⋅ (x + 2y)²/4y²\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ответ: а) 2x(y + x) или 2xy + 2x²\\n\\nб) (x − 2y)/4y\"}},{\"@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 8 класс Макарычев\",\"item\":\"https://reshay.ai/gdz/algebra/8-klass/makarychev\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Номер 157\"}]}]"}}]]

Номер 157 — ГДЗ алгебра 8 класс Макарычев