IMREAL Function
The Excel IMREAL function returns the real part of a complex number.
IMAGINARY Function
The Excel IMAGINARY function returns the imaginary part of a complex number.
IMPOWER Function
The Excel IMPOWER function returns a complex number raised to a given power. The complex number must be in the form x + yi or x + yj. Use the COMPLEX function to create a complex number from real and imaginary parts.
