x(x+y)(x-y)-x(x+y)² 因式分解

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x(x+y)(x-y)-x(x+y)² 因式分解
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x(x+y)(x-y)-x(x+y)² 因式分解
x(x+y)(x-y)-x(x+y)² 因式分解

x(x+y)(x-y)-x(x+y)² 因式分解
这个可以用提公因式噢
（x+y)[(X-Y)-(X+Y)]
=X(X+Y)-2y
=-2xy(x+y)

x(x+y)(x-y)-x(x+y)²=x(x+y)[(x-y)-(x+y)]=-2xy(x+y)