Skip to content

How to Use Excel IMAGINARY Function?

Listen to this article.

Excel IMAGINARY Function: Microsoft Excel is a powerful data visualization and analysis program used all around the world. It uses spreadsheets to store, organize, or perform operations with formulas and functions. The major purpose of the software is to do complicated calculations which are difficult to do manually. To get only the imaginary part from a complex number, you can use an IMAGINARY function.

This article will see how to use the IMAGINARY Function in Excel with its syntax, explanation, and examples. Get an official version of MS Excel from the following link:

Excel IMAGINARY FunctionPin
Excel IMAGINARY Function

Description of IMAGINARY Function

  • It is one of the built-in functions in Microsoft Excel.
  • This function returns the Imaginary Co-efficient of a given complex number.
  • For example, consider the complex number a+bi. After applying the IMAGINARY function, it returns the value b.
  • Where “a” is a real part, and “b” is an imaginary part.


  • Here, you will see the syntax of the IMAGINARY function.
  • To apply this function on your spreadsheet, you must select a cell and enter the formula in the following format.
  • Once you enter the formula, click the Enter button to get the result.


Argument Explanation:

  • Inumber – A complex number in which you want to get the Imaginary co-efficient.

Note: You can use the COMPLEX function to convert real and imaginary coefficients to a complex number.


The following example has shown how it gets the imaginary part of the complex number using this function.

  • Initially, you have to open your Excel workbook on your PC and launch the worksheet with data.
  • For instance, we have given the input values in the range B3:B6. And we will get the imaginary part of the given values using the IMAGINARY function.
Input ValuesPin
Input Values
  • Then, you have to enter the formula in the cell as shown below to get the result.
Enter the formulaPin
Enter the formula
  • After entering the formula, you need to click the Enter button to get the output.
Get the outputPin
Get the output
  • Once you get the output for the first cell, then you can drag down the cell to the below to get the result of the remaining cells.


I hope this article helped you learn how to get the imaginary part from a complex number using the IMAGINARY Function in Excel with its syntax, description, and examples. Leave your feedback in the comment section. To learn more about Excel functions, then visit our webpage,

Video Tutorial

You can use the following video to know how to apply the IMAGINARY function in the worksheet.

Keep Reading:


Leave a Reply

Your email address will not be published. Required fields are marked *

Share to...