因式分解(x-y)^3-2xy(y-x)

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因式分解(x-y)^3-2xy(y-x)因式分解(x-y)^3-2xy(y-x)因式分解(x-y)^3-2xy(y-x)(x-y)^3-2xy(y-x)=(x-y)(x²-2xy+y&sup

因式分解(x-y)^3-2xy(y-x)
因式分解(x-y)^3-2xy(y-x)

因式分解(x-y)^3-2xy(y-x)
(x-y)^3-2xy(y-x)
=(x-y)(x²-2xy+y²+2xy)
=(x-y)(x²+y²)