Предмет: Алгебра, автор: wafel

упростите выражение и найдите его значение если а=2 -4а³(2а²+а-2)+8а⁵​

Ответы

Автор ответа: svitmilena2006
0
вот ответ, надеюсь помогла))))
Приложения:
Автор ответа: FaerVator
3

Ответ:0

Объяснение:

-4a³(2a²+a-2)+8a⁵= -8a⁵-4a⁴+8a³+8a⁵=

(-8а⁵+8а⁵ сумма двух противоположных чисел равна нулю т.е убираем их) = -4а⁴+8а³

при а=2

-4*2²+8*2³= (-4*2+8)*2³=(-8+8)*2³=0*2³=0

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