问题
填空题
因式分解x2y(x-y)2-2xy(y-x)3的结果为______.
答案
x2y(x-y)2-2xy(y-x)3,
=x2y(x-y)2+2xy(x-y)3,
=xy(x-y)2[x+2(x-y)],
=xy(x-y)2(3x-2y).
因式分解x2y(x-y)2-2xy(y-x)3的结果为______.
x2y(x-y)2-2xy(y-x)3,
=x2y(x-y)2+2xy(x-y)3,
=xy(x-y)2[x+2(x-y)],
=xy(x-y)2(3x-2y).