IMSUB function
This article describes the formula syntax and usage of the IMSUBfunction in Microsoft Excel.
Description
Returns the difference of two complex numbers in x + yi or x + yj text format.
Syntax
IMSUB(inumber1, inumber2)
The IMSUB function syntax has the following arguments:

Inumber1 Required. The complex number from which to subtract inumber2.

Inumber2 Required. The complex number to subtract from inumber1.
Remarks

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

The difference of two complex numbers is:
Example
The example may be easier to understand if you copy it to a blank worksheet.
How do I copy an example?

Select the example in this article.
Important Do not select the row or column headers.
Selecting an example from Help

Press CTRL+C.

In Excel, create a blank workbook or worksheet.

In the worksheet, select cell A1, and press CTRL+V.
Important For the example to work properly, you must paste it into cell A1 of the worksheet.

To switch between viewing the results and viewing the formulas that return the results, press CTRL+` (grave accent), or on the Formulas tab, in the Formula Auditing group, click the Show Formulas button.
After you copy the example to a blank worksheet, you can adapt it to suit your needs.

