(xy-1)平方+(x+y-2xy)(x+y-2)因式分解

学习 时间:2026-06-05 01:09:41 阅读:861
(xy-1)平方+(x+y-2xy)(x+y-2)因式分解

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自然的音响

典雅的鸡翅

2026-06-05 01:09:41

(xy-1)^2+(x+y-2xy)(x+y-2)=(xy-1)^2+4xy+(x+y)^2-2(xy+1)(x+y)=(xy+1)^2+(x+y)^2-2(xy+1)(x+y)=(x+1)^2(y+1)^2

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  • 高大的绿茶
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    2026-06-05 01:09:41

    (xy-1)^2+(x+y-2xy)(x+y-2)=(xy-1)^2+4xy+(x+y)^2-2(xy+1)(x+y)=(xy+1)^2+(x+y)^2-2(xy+1)(x+y)=(x+1)^2(y+1)^2

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