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(6x-1)(2x-1)(3x-1)(x-1)+x 因式分解
人气:148 ℃ 时间:2019-11-18 23:01:30
解答
(6x-1)(2x-1)(3x-1)(x-1)+x =[(2x-1)(3x-1)][(6x-1)(x-1)]+x =(6x-5x+1)(6x-7x+1)+x =[(6x-6x+1)+x][(6x-6x+1)-x]+x =(6x-6x+1)-x+x =(6x-6x+1)
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