小明在解方程x2=2x时只求出了一个根x=2,则被他漏掉的一个根是( )。 发布时间:2017-04-25 21:56 │ 来源:www.tikuol.com 题型:填空题 问题: 小明在解方程x2=2x时只求出了一个根x=2,则被他漏掉的一个根是( )。
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