Предмет: Алгебра, автор: stas07042010

(5y-2)^2(2y+1)!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ответы

Автор ответа: feelsofree

Объяснение:

(5y-2)²*(2y+1)=((5y)²-20y+2²)*(2y+1)=(25y²-20y+4)*(2y+1)=50y³-40y²+8y+25y²-20y+4=50y³-15y²-12y+4

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