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IMAGINARY Function in Excel: Syntax, Examples and Free Practice

By Rinkesh Shah, founder of Cellgrids.

IMAGINARY is an Excel Engineering function. Returns the imaginary coefficient of a complex number.

IMAGINARY syntax

=IMAGINARY(inumber)

Arguments

When to use IMAGINARY

A specialized function used in scientific and engineering calculations rather than typical day-to-day business reporting.

Practice IMAGINARY online, free

Open the live Excel-style spreadsheet and try IMAGINARY yourself. No Excel install or sign-up needed to start.

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Frequently asked questions

What does the IMAGINARY function do in Excel?

Returns the imaginary coefficient of a complex number.

What is the syntax of IMAGINARY in Excel?

The syntax is =IMAGINARY(inumber). inumber: A complex number in the form "a+bi".

Where can I practice IMAGINARY online for free?

Open the free live spreadsheet on Cellgrids and try IMAGINARY yourself. No Excel install is needed and you can start without signing up.

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