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 ","155"]}]]}],["$","h1",null,{"children":["Номер 155"," — ГДЗ ","алгебра"," ",8," класс ","Макарычев"]}],[["$","section","15165",{"children":[false,["$","div",null,{"className":"sheet-card statement","children":[["$","p",null,{"children":["$","b",null,{"children":["№ 155","."]}]}],["$","div",null,{"dangerouslySetInnerHTML":{"__html":"

Упростите выражение:

\nа) (a² + 2a + 1) ⋅ (1/a + 1 + 1/a² − 1 − 1/a − 1)\n
\nб) (1 − 9x² + 4/12x) : (1/3x − 1/2) + 1\n
\nв) 1 − (2/a − 2 − 2/a + 2) ⋅ (a − 3a + 2/4)\n
\nг) (y² − 4) ⋅ (3/y + 2 − 2/y − 2) + 5\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-154","children":["← ","Номер 154"]}]," · ",["$","a",null,{"href":"/gdz/algebra/8-klass/makarychev/nomer-156","children":["Номер 156"," →"]}]," · ",["$","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 155\",\"text\":\"Упростите выражение: а) (a² + 2a + 1) ⋅ (1/a + 1 + 1/a² − 1 − 1/a − 1) б) (1 − 9x² + 4/12x) : (1/3x − 1/2) + 1 в) 1 − (2/a − 2 − 2/a + 2) ⋅ (a − 3a + 2/4) г) (y² − 4) ⋅ (3/y + 2 − 2/y − 2) + 5\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ответ: а) −(a + 1)/(a − 1); б) (6x − 54x⁴ + 2)/(2 − 3x) + 1; в) 1 − (2(a − 3))/((a − 2)(a + 2)²); г) y − 5\"}},{\"@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 155\"}]}]"}}]]

Номер 155 — ГДЗ алгебра 8 класс Макарычев