Предмет: Алгебра, автор: Динка2004

24 балла! Помогите пожалуйста с примерами :(
Я просто никак не могу понять что тут делать...
№1. Представить в виде куба двучлена многочлены
x^3y^3 - 6x^2y^2 + 1xy - 8=????
№2. Представьте произведение в виде многочлена
1) (1 - x^2) (1+x^2+x^4)
2) (3+m)(9-3m+^2)
3) (4 - n^2) (16 + 4n^2 + n^4)
4) (64 + 8z^3 +z^6(8 - z^3)
№3. Упростите выражения
1. (x^2 - 7y^3)^2 + (x^2 + 7y^3+^2)^2 = ?????
2. (5a^3 - 4b)^2+(4b+5a^3)^2 = ?????

Ответы

Автор ответа: kjosenko
1
у тебя ошибка в написании

kjosenko: №2 2) (9-3m+^2!!) там же 4) дужки не закрила №3 1)(х^2+7у^3-^2!!)^2
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