# Manuals/calci/IMREAL

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**IMREAL (ComplexNumber)**

- is of the form .
- IMREAL(),returns the real coefficient of a complex number.

## Description

- This function gives the real coefficient of the complex number.
- In , ComplexNumber is in the form of
- where & are the real numbers. imaginary unit. .
- The complex number can be identified by in the complex plane.
- Here is called real part and is the imaginary part of .
- This function shows the value of the real part of .
- A complex is said to be purely imaginary when and it is a real number when .
- We can use COMPLEX function to convert real and imaginary number in to a complex number.

## ZOS

- The syntax is to calculate real coefficient of the complex number in ZOS is .
- is of the form .

- For e.g.,IMREAL(IMSUM("2+3i","1-9i"))

## Examples

- =IMREAL("3+4i") = 3
- =IMREAL("-5+6i") = -5
- =IMREAL("8") = 8
- =IMREAL("-2i") = 0

## Related Videos

## See Also

## References