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6X平方减7X加1等于0
人气:287 ℃ 时间:2019-10-05 02:36:55
解答
6x²-7x+1=0
(x-1)(6x-1)=0
x=1,x=1/66x^2-6x-x+1=06x(x-1)-(x-1)=0(x-1)(6x-1)=0
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