ACOT

Returns the inverse cotangent (arc cotangent) of a number. The output is a value in radians between 0 and pi.

Syntax

ACOT(number)

number: The (cotangent) value whose inverse cotangent you want to calculate. Eg., -1.3

Remarks

To return the angle in degrees, use the DEGREES function or multiply it by 180/PI().

Examples

Formula	Result
=ACOT(-1.3)	2.485897027
=ACOT(4)	0.244978663
=ACOT(1/2)	1.107148718

Get a hands-on experience of the function in the embedded range below.

Possible Errors

Errors	Meaning
#N/A!	The function could not find the value it was asked to look for. Commonly occurs in VLOOKUP and similar functions.
#NAME!	The function name is incorrect or invalid. The given defined name (if any) is invalid. There is a typo in the defined name used in the function. Double quotes are missing for text values in the function. Colon missing in a cell range reference.
#VALUE!	The given argument's data type is incorrect or invalid. For example, the function =DATE(A1:A3) will return a #VALUE error when a text value is present in the range.
#REF!	The given cell reference is incorrect or invalid. This error may occur when a cell/range has been deleted, moved, or pasted over.

Similar Functions

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