Query_Lang-SystemFunctions_Trigonometry_ACOSACOS_AD

Now reading version 17.0. For the latest, read: Query_Lang-SystemFunctions_Trigonometry_ACOS((ACOS))_AD for version 21

Parent page: System Query Functions - Trigonometry Functions

Summary

Returns a (real) number whose value is equal to the angle of the inverse cosine of the number specified by the parameter's numeric value; that angle is in units of radians (and not degrees).

Syntax

ACOS(X : Number / Numeric_String) : Number

Example Usage

ACOS(0)
Returns 1.5708.

ACOS(0.5)
Returns 1.0472.

ACOS(1)
Returns 0.

 

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