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acos()
Applies to: ✅ Microsoft Fabric ✅ Azure Data Explorer ✅ Azure Monitor ✅ Microsoft Sentinel
Calculates the angle whose cosine is the specified number. Inverse operation of cos()
.
Syntax
acos(
x)
Learn more about syntax conventions.
Parameters
Name | Type | Required | Description |
---|---|---|---|
x | real |
✔️ | The value used to calculate the arc cosine. |
Returns
The value of the arc cosine of x
. The return value is null
if x
< -1 or x
> 1.