Предмет: Алгебра, автор: 12242154255

Упростите выражение
2у(3у-4у²-7)=

-4а²(2а²+5-4а)=

Ответы

Автор ответа: NyashkaKotyashka
0
2у(3у-4у²-7) = 6y²-8y³-14y = -8y³+6y²-14y

-4а²(2а²+5-4а) = -8a⁴+20a²+16a³ = -8a⁴+16a³+20a²
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