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Автор - arthasloh

преобразуйте в многочлен стандартного вида
(x+6y)(6y-x)

2a(4a+3)-(3a+1)^2

Ответ

Автор - багира2202

(x+6y)(6y-x) = 6ху - х^2 + 36у^2 - 6ху = 36у^2 - х^2.

2a(4a+3)-(3a+1)^2 = 8а^2 + 6а - (9а^2 + 6а + 1) = 8а^2 + 6а - 9а^2 - 6а - 1 =

-а^2 - 1.

Ответ

Автор - lenvera06
Вот такие ответы!!!!!!

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