Предмет: Алгебра, автор: veronika9069

преобразуйте в многочлен:
а)(-3а+5)в квадрате
б)(-х^2-2х)в квадрате

Ответы

Автор ответа: downshiftermad41

1

Ответ:

Объяснение:

a) (-3a+5)^2=

= 9a^2-15a-15a+25=

= 9a^2-30a+25

b) (-x^2-2x)^2=

=x^4+2x^3+2x^3+4x^2=

=x^4+4x^3+4x^2

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