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# Cpp Code for Complex Number

This cpp programming code is used to find the complex number. You can select the whole cpp code by clicking the select option and can use it. When you click text, the code will be changed to text format. This cpp program code will be opened in a new pop up window once you click pop-up from the right corner. You can just copy, paste this cpp code and use it to find the complex number.

```#include<iostream>
#include<math.h>
using namespace std;
int main()
{
int a1,a2,b1,b2,m1,m2,m3,m4,d,r1,s;
float r,r2,x,y;
a1=5; b1=2; a2=7;b2=-4;d=0;s=0;
//Multiplication of complex number
m1=a1*a2;
m2=b1*(-(b2));
m3=a1*b2;
m4=a2*b1;
int m5=(m1+m2);
int m6=m3+m4;
if(m6>0)
cout<<"
Multiplication of complex num: "<<m5<<m6<<"+"<<m5<<m6<<"i";
else
cout<<"
Multiplication of complex num: "<<m5<<m6<<" "<<m5<<m6<<"i";
//Division of complex number
d=(a2*a2) +(b2*b2);
if(m6>0)
cout<<"
Division of complex num:("<<m5<<m6<<"+"<<m5<<m6<<"i)/"<<m5<<m6<<"";
else
cout<<"
Division of complex num:("<<m5<<m6<<" "<<m5<<m6<<"i)/"<<m5<<m6<<"";
//Squareroots of complex number
r1=(5*5)+(2*2);
r=sqrt(r1);
r2=(r-a1)/2;
y=sqrt(r2);
x=b1/(2*y);
cout<<"
Square Root(1): "<<x<<"  +"<<y<<"i";
cout<<"
Square Root(2):-"<<x<<"  -"<<y<<"i";
}
```
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Online Calculator : Complex Number
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