4x2+2xy+y2 64x^6-y^6结果中能变成(2x+y)2吗?

【4x2+2xy+y2 64x^6-y^6结果中能变成(2x+y)2吗?】64x^6-y^6=(8x3)2-(y3)2=(8x3+y3)(8x3-y3)=(2x+y)(4x2-2xy+y2)(2x-y)(4x2+2xy+y2)

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