IMSQRT Function

Basic Description

The Excel IMSQRT function returns the square root of a supplied complex number.

Syntax: IMSQRT( inumber )

Where the inumber argument is a complex number.


Excel Imsqrt Function Examples

In the example below, the Excel Imsqrt function is used to calculate the square root of different complex numbers. The spreadsheet on the left shows the formulas and the spreadsheet on the right shows the results.

1 =IMSQRT( “i” )
2 =IMSQRT( “2-i” )
3 =IMSQRT( “5+2i” )
4 =IMSQRT( 6 )
5 =IMSQRT( “-2-4i” )
1 0.707106781186548+0.707106781186547i
2 1.45534669022535-0.343560749722512i
3 2.27872385417085+0.438842116902255i
4 2.44948974278318
5 1.11178594050284-1.79890743994787i



Imsqrt Function Errors

If you get an error from the Excel Imsqrt Function, this is likely to be one of the following:

#NUM! Occurs if the supplied inumber argument is not recognised as a complex number
#NAME? Occurs when Analysis ToolPak add-in is not enabled in your Excel.

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