Returns the sum of two or more complex numbers in x + yi or x + yj text format.
Syntax
IMSUM(inumber1,inumber2,...)
Inumber1,inumber2,... are 1 to 255 complex numbers to add.
Remarks
 Use COMPLEX to convert real and imaginary coefficients into a complex number.
 The sum of two complex numbers is:
Example
The example may be easier to understand if you copy it to a blank worksheet.
How to copy an example
 Create a blank workbook or worksheet.
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Note Do not select the row or column headers.
Selecting an example from Help
 Press CTRL+C.
 In the worksheet, select cell A1, and press CTRL+V.
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A 
B 
Formula 
Description (Result) 
=IMSUM("3+4i","53i") 
Sum of the two complex numbers in the formula (8+i) 
