Предмет: Алгебра, автор: Mets100

упростите выражение (2x+y)*(4x^2-2xy+y^2)-y^2*(y-1)-7x^3

Ответы

Автор ответа: ConsuLX
0

(2x+y)*(4x^2-2xy+y^2)-y^2*(y-1)-7x^3=8x^3+y^3-y^3+y^2-7x^3=8x^3+y^2-7x^3=x^3+y^2

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