Ответ:(2y+1)(y+1+y^2)
Объяснение:
(y+1)^3+y^3=(y+1+y)((y+1)^2-(y+1)y+y^2)=(2y+1)(y^2+2y+1-y^2-y+y^2)=(2y+1)(y+1+y^2)
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Ответ:(2y+1)(y+1+y^2)
Объяснение:
(y+1)^3+y^3=(y+1+y)((y+1)^2-(y+1)y+y^2)=(2y+1)(y^2+2y+1-y^2-y+y^2)=(2y+1)(y+1+y^2)