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":["$","a",null,{"href":"/gdz/algebra/7-klass/merzlyak","children":["Алгебра"," ",7," класс ","Мерзляк"]}]}],["$","span",null,{"children":["Номер ","723"]}]]}],["$","h1",null,{"children":["Номер 723"," — ГДЗ ","алгебра"," ",7," класс ","Мерзляк"]}],[["$","section","10155",{"children":[false,["$","div",null,{"className":"sheet-card statement","children":[["$","p",null,{"children":["$","b",null,{"children":["№ 723","."]}]}],["$","div",null,{"dangerouslySetInnerHTML":{"__html":"

Разложите на множители:

\n1) x² (x − 2) − 18x (x − 2) + 81 (x − 2);\n2) 4x (y² − 9) + 4x² (y² − 9) − 9 + y²;\n3) b² (a + 1) − a² (b + 1);\n4) (a − b) (b² − c²) − (b − c) (a² − b²).\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/7-klass/merzlyak/nomer-722","children":["← ","Номер 722"]}]," · ",["$","a",null,{"href":"/gdz/algebra/7-klass/merzlyak/nomer-724","children":["Номер 724"," →"]}]," · ",["$","a",null,{"href":"/gdz/algebra/7-klass/merzlyak","children":"Все номера"}]]}],["$","script",null,{"type":"application/ld+json","dangerouslySetInnerHTML":{"__html":"[{\"@context\":\"https://schema.org\",\"@type\":\"Question\",\"name\":\"Алгебра 7 класс Мерзляк, номер 723\",\"text\":\"Разложите на множители: 1) x2 (x − 2) − 18x (x − 2) + 81 (x − 2); 2) 4x (y2 − 9) + 4x2 (y2 − 9) − 9 + y2; 3) b2 (a + 1) − a2 (b + 1); 4) (a − b) (b2 − c2) − (b − c) (a2 − b2).\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ответ: 1) (x − 2)(x − 9)²; 2) (y − 3)(y + 3)(2x + 1)²; 3) (b − a)(a + b + ab); 4) (a − b)(b − c)(c − a)\"}},{\"@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 7 класс Мерзляк\",\"item\":\"https://reshay.ai/gdz/algebra/7-klass/merzlyak\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Номер 723\"}]}]"}}]]

Номер 723 — ГДЗ алгебра 7 класс Мерзляк