因式分解:x^3y减xy^3

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因式分解:x^3y减xy^3因式分解:x^3y减xy^3因式分解:x^3y减xy^3x^3y减xy^3=XY(X^2-Y^2)=XY(X+Y)(X-Y)x^3y减xy^3=XY(X^2-Y^2)=XY

因式分解:x^3y减xy^3
因式分解:x^3y减xy^3

因式分解:x^3y减xy^3
x^3y减xy^3
=XY(X^2-Y^2)
=XY(X+Y)(X-Y)

x^3y减xy^3
=XY(X^2-Y^2)
=XY(X+Y)(X-Y)

XY(X+Y)(X-Y)

x3y-xy3=xy(x2-y2)=xy(x+y)(x-y)