# Excel IMPRODUCT Function

The Excel IMPRODUCT function returns the product of one or more complex numbers. 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.

**inumber1**- Complex number 1.**inumber2**- [optional] Complex number 2.

The Excel IMPRODUCT function returns the product of one or more complex numbers. Complex numbers are is input as text, and must be in the form x + yi or x + yj. The result of IMPRODUCT is a complex number as text.

For example:

In the example shown, the formula in D6, copied down, is:

=IMPRODUCT(B6,C6)

Notes:

- Only lowercase "j" and "i" are accepted by IMPRODUCT. Other values will result in the #NUM error.
- IMPRODUCT can handle up to 255 numbers

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