(x+y)²(x-y)+(x+y)(x-y)²因式分解怎么做

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(x+y)²(x-y)+(x+y)(x-y)²因式分解怎么做
(x+y)²(x-y)+(x+y)(x-y)²因式分解怎么做

(x+y)²(x-y)+(x+y)(x-y)²因式分解怎么做
2x(x+y)(x-y),提取公因式(x+y)(x-y)