Предмет: Математика, автор: vipkhamzin

выполните умножение 0.4b(5b в кубе-10)*(2+b в кубе

Ответы

Автор ответа: Flash3146

0,4b(5b³-10)(2+b³)=0,4b(10b³+5b^6-20-10b³)=0,4b(5b^6-20)=2b^7-8b

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