4(x-y)³+y²（y-x）³因式分解

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4(x-y)³+y²（y-x）³因式分解4(x-y)³+y²（y-x）³因式分解4(x-y)³+y²（y-x）³

4(x-y)³+y²（y-x）³因式分解
4(x-y)³+y²（y-x）³因式分解

4(x-y)³+y²（y-x）³因式分解
4(x-y)³+y²（y-x）³
=4(x-y)³-y²（x-y）³
=(x-y)³(4-y²)
=(x-y)³(2+y)(2-y)