关于本计算器
Principal square roots plus n-th roots of any number, including real odd roots of negatives.
平方根计算器
平方根与n次方根。
输入计算参数
计算结果摘要
根 · 2√(144)12
√14412
144²20736
常见问题
Square root of a negative?
Not real for even degrees; odd degrees return the negative real root.
n-th root meaning?
The number which, raised to n, gives x — computed as x^(1/n).
Perfect squares?
144 → 12 exactly; non-perfect values show 10 significant digits.