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根号60乘三等于多少
更新时间: 2020-10-04 00:00:00  

因为根号60等于根号下4乘以15,等于2倍根号15,所以根号60乘以3等于2倍根号15乘以3,等于6倍根号15。平方根,又叫二次方根,其中属于非负数的平方根称之为算术平方根。一个正数有两个实平方根,互为相反数;0只有一个平方根,就是0本身,负数有两个共轭的纯虚平方根。

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