Cosh function

This article describes the formula syntax and usage of the COSH function in Microsoft Excel.

Description

Returns the hyperbolic cosine of a number.

Syntax

COSH(number)

The COSH function syntax has the following arguments:

• Number    Required. Any real number for which you want to find the hyperbolic cosine.

Remark

The formula for the hyperbolic cosine is:

Example

Copy the example data in the following table, and paste it in cell A1 of a new Excel worksheet. For formulas to show results, select them, press F2, and then press Enter. If you need to, you can adjust the column widths to see all the data.

Formula	Description	Result
=COSH(4)	Hyperbolic cosine of 4	27.308233
=COSH(EXP(1))	Hyperbolic cosine of the base of the natural logarithm.	7.6101251