 # How to use the SQRT Function in Excel

In this article, we will find out how to calculate the square root  of a number using the SQRT function in excel.
SQRT function is used when we need to find the square root of a number in Excel.

The square root of x is referred to as x.

The Root of a number is inverse of Power of the number.

Square of a number = Power(2) of a number

The square root of a number = power(½) of a number

 y = x2  (y)1/2 = x

Syntax of SQRT:

=SQRT(number)

Number : input number you want the square root of.
Let’s look at the example shown here
Use the formula to get the square root of the number in cell B3.

=SQRT(B3)

B3 : input number as a cell reference. Press Enter to see the square root of 25. The square root of 25 is 5.

You can customize your formula with these basic functions. As you can see by using the mathematical function in Excel you can perform many exponents function. Please do find more articles on the mathematical formulation here.

Notes:

1. The function returns the #VALUE! Error, if the argument to the function is non numeric.
2. The function returns the #NUM! Error, if the argument to the function is less than zero. Use the ABS function to the input number to get the square root of a positive number.

Hope you understood how to use SQRT function and referring cell in Excel. Explore more articles on Excel mathematical and trigonometric functions here. Please feel free to state your query or feedback for the above article.

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