因式分解x^2(x-y)-4xy(x-y)-4y^2(y-x)

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因式分解x^2(x-y)-4xy(x-y)-4y^2(y-x)因式分解x^2(x-y)-4xy(x-y)-4y^2(y-x)因式分解x^2(x-y)-4xy(x-y)-4y^2(y-x)x^2(x-y

因式分解x^2(x-y)-4xy(x-y)-4y^2(y-x)
因式分解x^2(x-y)-4xy(x-y)-4y^2(y-x)

因式分解x^2(x-y)-4xy(x-y)-4y^2(y-x)
x^2(x-y)-4xy(x-y)-4y^2(y-x)
=x^2(x-y)-4xy(x-y)+4y^2(x-y)
=(x-y)(x²-4xy+4y²)
=(x-y)(x-2y)²