SECH
The SECH function returns the hyperbolic secant of an angle provided in radians. It is the reciprocal of the hyperbolic cosine (COSH) of an angle. The function is commonly used in trigonometry and calculus. How to use
SECH
formula?  Examples of using
SECH
formula SECH
formula not working? Similar formulas to
SECH
Usage
Use the SECH
formula with the syntax shown below, it has 1 required parameter:
 value (required):
The angle in radians for which to calculate the hyperbolic secant.
Examples
Here are a few example use cases that explain how to use theSECH
formula in Google Sheets.
Calculate the hyperbolic secant of an angle
SECH can be used to calculate the hyperbolic secant of an angle in radians, which can be useful in trigonometry and calculus.
Calculate the inverse hyperbolic secant of a value
The inverse hyperbolic secant of a value can be calculated using the formula =LN((1+SQRT(1value^2))/value).
Calculate the derivative of a function
SECH can be used to calculate the derivative of a function in calculus.
Common Mistakes
SECH
not working? Here are some common mistakes people make when using the SECH
Google Sheets Formula:
Missing argument
Make sure to provide a value as an argument to the SECH function.
Incorrect argument type
SECH expects a numeric value as its argument. Make sure to provide a numeric value.
Related Formulas
The following functions are similar to SECH
or are often used with it in a formula:

SINH
The
SINH
function returns the hyperbolic sine of any real number. The hyperbolic sine is a mathematical function that describes the shape of a hanging cable supported at its ends and acted upon by a uniform gravitational force. In Google Sheets, it is most commonly used in mathematical and statistical formulas. 
COSH
The
COSH
function returns the hyperbolic cosine of a given value. The hyperbolic cosine is defined as (e^{x} + e^{x}) / 2, where x is the given value. This function is most commonly used in mathematical calculations and modeling. 
TANH
The
TANH
function returns the hyperbolic tangent of a value. It is commonly used in mathematical modeling, such as in statistics, physics, and engineering. 
ACOSH
The
ACOSH
function returns the inverse hyperbolic cosine of a number. In other words, it calculates the value whose hyperbolic cosine is the specified number. This function is useful for solving mathematical problems involving hyperbolic functions. 
ATANH
The
ATANH
function returns the inverse hyperbolic tangent of a value. It is commonly used in mathematical calculations involving hyperbolic functions.
Learn More
You can learn more about the SECH
Google Sheets function on Google Support.