# IMSIN

## Content

This function returns the sine of a complex number in the x+yi or x+yj text format.

## Syntax

`IMSIN(complexnum)`

## Arguments

[Required] The *complexnum* argument is a complex number for which to return the sine.

## Remarks

An error is returned if the *complexnum* argument is not in the form "x+yi" or "x+yj".

## Examples

`IMSIN("2-5j")`