# Manuals/calci/IMPRODUCT

IMPRODUCT()

• Parameters are of the form .
• IMPRODUCT(),returns the product of from 2 to 29 complex numbers.

## Description

• This function gives the product of the complex numbers.
• In , where parameters are in the form of .
• where & are the real numbers. is the imaginary unit ..
• In CALCI we can find the product of 2 to 29 Complex numbers.
• The multiplication of two complex numbers is a complex number.
• Let and .
• Then the product of two complex number is .
• In this function first parameter is required. From the second parameter are optional.
• We can use COMPLEX function to convert real and imaginary number in to a complex number.

## ZOS

• The syntax is to calculate product of the complex numbers in ZOS is
• Parameters are of the form
• For e.g., IMPRODUCT("2+3i","4+5i","8+7i","10-14i")
Improduct

## Examples

1. =IMPRODUCT("1+3i","5+2i") = -1+17i
2. =IMPRODUCT("i","3-i") = 1+3i
3. =IMPRODUCT("5","-2+4i") = -10+20i
4. =IMPRODUCT("2+3i","4+6i","3+5i") = -150+22i
5. =IMPRODUCT("-6-2i","-1-i") = 4+8i

IMPRODUCT