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根号5比根号10等于多少
更新时间: 2020-10-25 00:00:00  

分母根号十可以拆分成根号二乘以根号五,分子分母同时有根号五,可进行约分;约分后等式的分子为一,分母为根号二,进行通分可得二分之根号二。

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