平方根计算工具

1、平方根计算器用于查找您输入的数字的平方根。

2、平方根，又叫二次方根，表示为〔√￣〕，其中属于非负数的平方根称之为算术平方根。

3、一个正数有两个实平方根，它们互为相反数；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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5、例：25的平方根是5；2的平方根约为1.41421356237；Pi（π）的平方根约为1.77245385102