Excel Function : COS

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Excel Function : COS


Math and trigonometry


Returns the cosine of a number

Microsoft Excel Reference Page


Syntax and Description of the COS Excel Function

The syntax for the COS function in Microsoft Excel is: COS( number ) where the number argument is the number for which you want to find the cosine.

About COS Excel Function

COS(number) The COS function returns the cosine of a number. The number must be entered in radians.