Returns the cosine of a complex number in x + yi or x + yj text format.

Sample Usage



The IMCOS function syntax has the following arguments:

  • Inumber    Required. A complex number for which you want the cosine.


  • Use COMPLEX to convert real and imaginary coefficients into a complex number.

  • If inumber is a logical value, IMCOS returns the #VALUE! error value.

  • The cosine of a complex number is:


In order to use the IMCOS formula, start with your edited Excellentable

Then type in the IMCOS formula in the area you would like to display the outcome:

By adding the values you would like to calculate the IMCOS formula for, Excellentable will generate the outcome:


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