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The ARCCOS function calculates the angle value (in radians) of a specified cosine.
Return Value
NUMBER
Syntax
ARCCOS(expression)
Parameters
An expression that contains the decimal value of a cosine.
Usage Notes
Invalid Cosine Values
When you provide an ineligible value for the cosine expression (that is, a value greater than 1
or less than -1
), ARCCOS returns a value of NA
.
Examples