WorksheetFunction.ImSin (Excel)
Returns the sine of a complex number in x + yi or x + yj text format.
Use the Complex method to convert real and imaginary coefficients into a complex number. The sine of a complex number is
ImSin (Arg1)
Arg1: Inumber - a complex number for which you want the sine.
Dim strImSin As String
strImSin = WorksheetFunction.ImSin(Arg1:=)