OpenOffice3.org Calc 3. Mathematical Functions

ACOS(Number) Function
Calculates the arccosine of the argument “Number” expressed in radians. The argument “Number” can take a numeric value greater than or equal to -1 and less than or equal to 1. The function returns a numeric value greater than or equal to zero and less than or equal to pi. For example:

=ACOS(0) Returns 1,571.
=ACOS(1) Returns 0.
=ACOS(-0,3) Returns 1,875.

 

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