SQRT DAX Function (Math and Trig)
Returns the square root of a number.
Syntax
SQRT ( <Number> )
| Parameter | Attributes | Description |
|---|---|---|
| Number |
The number for which you want the square root. |
Return values
Scalar A single decimal value.
Square root of Number.
Remarks
If the number is negative, the SQRT function returns an error.
Examples
-- SQRT computes the square root of a number
-- POWER raises the number to the required power
DEFINE
VAR Vals = GENERATESERIES ( 1, 25, 3 )
EVALUATE
ADDCOLUMNS (
Vals,
"SQRT", SQRT ( [Value] ),
"POWER (0.5)", POWER ( [Value], 0.5 ),
"POWER (4)", POWER ( [Value], 4 ),
"POWER -1", POWER ( [Value], -1 )
)
| Value | SQRT | POWER (0.5) | POWER (4) | POWER -1 |
|---|---|---|---|---|
| 1 | 1.00 | 1.00 | 1 | 1.00 |
| 4 | 2.00 | 2.00 | 256 | 0.25 |
| 7 | 2.65 | 2.65 | 2,401 | 0.14 |
| 10 | 3.16 | 3.16 | 10,000 | 0.10 |
| 13 | 3.61 | 3.61 | 28,561 | 0.08 |
| 16 | 4.00 | 4.00 | 65,536 | 0.06 |
| 19 | 4.36 | 4.36 | 130,321 | 0.05 |
| 22 | 4.69 | 4.69 | 234,256 | 0.05 |
| 25 | 5.00 | 5.00 | 390,625 | 0.04 |
Related functions
Other related functions are:
Last update: Oct 15, 2021 » Contribute » Show contributors
Contributors: Alberto Ferrari, Marco Russo
Microsoft documentation: https://docs.microsoft.com/en-us/dax/sqrt-function-dax
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