Here are 3 easy ways to calculate the square root of a number in Microsoft Excel - using SQRT function, POWER function and Exponential formula.

Useful mathematical concepts, like the number line, can linger for millennia before they are rigorously defined.

In short, if you have a digit in an A1 cell and you want to find the square of that number, you need to use the formula like this: =A1^2. For your information, ^2 denotes the square.