如果(2x^2)y*A=(6x^2)(y^2)-(4x^3)(y^3),求多项式A
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如果(2x^2)y*A=(6x^2)(y^2)-(4x^3)(y^3),求多项式A
如果(2x^2)y*A=(6x^2)(y^2)-(4x^3)(y^3),求多项式A
如果(2x^2)y*A=(6x^2)(y^2)-(4x^3)(y^3),求多项式A
(6x^2)(y^2)-(4x^3)(y^3)=(2x^2)y×3y-(2x^2)y×2xy^2=(2x^2)y×(3y-2xy^2)
所以A=3y-2xy^2
A=3y-2xy^2
看图
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如果(2x^2)y*A=(6x^2)(y^2)-(4x^3)(y^3),求多项式A
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