IMSEC

IMSEC(inumber)

Returns the secant of a complex number.

inumber

The complex number.

REMARKS

* If "inumber" is not in the form x + yi or x + yj, then #NUM! is returned.
* You can use the COMPLEX function to convert real and imaginary coefficients into a complex number.
* This function was added in Excel 2013.
* For the Microsoft documentation refer to support.microsoft.com

	A
1	=IMSEC("3+4i") = -0.0362534969158689+0.00516434460775318i
2	=IMSEC("2i") = 0.266
3	=IMSEC("2") = -2.403
4	=TEXT(IMSEC("2"), "0.000") = -2.403
5	=IMSEC("some text") = #NUM!

1 - What is the secant of the complex number, 4+3i.