(x-y)²-xy²+x²y 因式分解
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(x-y)²-xy²+x²y 因式分解
(x-y)²-xy²+x²y 因式分解
(x-y)²-xy²+x²y 因式分解
(x-y)²-xy²+x²y
=（x-y)²+xy(x-y)
=(x-y)(x-y+xy)
(x-y)²-xy²+x²y 因式分解
(x-y)²-xy²+x²y 因式分解
(x-y)²-xy²+x²y 因式分解
(x-y)²-xy²+x²y
=（x-y)²+xy(x-y)
=(x-y)(x-y+xy)