(1-根号3)除以(1+根号3)化简
人气:280 ℃ 时间:2019-09-27 08:13:34
解答
(1-根号3)/(1+根号3)
=(1-√3)(1-√3)/【(1+√3)(1-√3)】
=(1-2√3+3)/(1-3)
=(4-2√3)/(-2)
=√3-2
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