2nd root (²√_) calculator online (square root of a number)

Enter the number under the root (²√ ___):

The result of extracting the root of the 2nd power of the number:

How to extract the 2nd root of a number?

The 2nd root is denoted by the sign – ²√

²√y = x (root 2 of y, equals x)

x² = y (in turn, when raising x to the 2nd power, we get the required number y)

n-th root (n√) calculator online (extract any root of a number)