# Manuals/calci/IMCOSH

IMCOSH(ComplexNumber)

• where is any complex number of the form x+iy.

## Description

• This function gives the hyperbolic cosine (cosh) value of a complex number.
• Consider the complex number in the form of .
• x & y are the real numbers.
• 'i' is the imaginary unit
• Also x is called the real part & y is the imaginary part of a complex number.
• COMPLEX is the function used to convert Real & Imaginary numbers in to a complex number.
• is defined by

## Examples

IMCOSH(ComplexNumber)

• ComplexNumber is any complex number.
 IMCOSH(ComplexNumber) Value IMCOSH("7+4i") -358.4039322400531-i414.9670103107624 IMCOSH("7-8i") -79.78014715292208-i542.481078316949 IMCOSH("3") 10.067661995777764+i0

## Related Videos

Trigonometric Form of Complex Numbers