# SQRT DAX Function

The SQRT function returns the square root of a number. If the number is negative, the SQRT function returns an error.

DAX Syntax SQRT(number)

The parameter number is a number for which you want the square root, a column that contains numbers, or an expression that evaluates to a number.

Example: The following expression create a new measure.

DAX

SQRT measure = SQRT(100)

Example: Create a Calculated column.

DAX

Sqrt Column = SQRT('Sheet1'[10th Marks])