Предмет: Алгебра, автор: cany1364

вынести общий множитель за скобку и, выполнив умножение,проверьте правильность своего результата:17x+51y;a^4+7a

Ответы

Автор ответа: rubilovalex

17x+51y=17(x+3y); 17*x+17*3y=17x+51y; a^4+7a=a(a^3+7); a*a^3+7a=a^4+7a. во втором примере при умножении степеней , основание остается прежним , a показатели складываются.

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