Предмет: Алгебра, автор: alsusamilevna

Преобразуйте в многочлен :а) (а+4)в квадрате, б) (3а-6)в квадрате, в) (7g-3)(7g+3), г) (8g+7d)(8g-7d)

Ответы

Автор ответа: irinamaryina
0
а) (a+4)²=a²+8a+16
б) (3a-6)=9a²-36a+36
в) (7g-3)(7g+3)=49g²-9
г) (8g+7d)(8g-7d)=64g²-49d²
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