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x²-12xy+36y²-6x+36y+8
人气:483 ℃ 时间:2020-03-29 10:12:05
解答
x²-12xy+36y²-6x+36y+8
=(x-6y)²-6(x-6y)+8
=(x-6y-2)(x-6y-4)
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