quadratic equations

/* Q.N 1. Write a C++ code to solve the quadratic equations . */
#include<stdio.h>
#include<conio.h>
#include<math.h>
#include<iostream.h>

class qequ
{
      int a,b,c;
      float root1,root2;
      public:
             void getdata(int ,int ,int);
             void calroot();
             void disp();
             };
            
      void qequ::getdata(int x,int y,int z)
      {
           a=x;
           b=y;
           c=z;
           }
          
      void

main()
{
      int a,b,c;
      float d,root1,root2;
     
      cout<<"\nEnter The Value Of a , b & c from Equation : ";
      cin>>a>>b>>c;
     
      d=sqrt(b*b-4*a*c);
     
      if(d<0)
      cout<<"\nThe Roots Are Imaginarry !";
     
      else
      {
          root1=((-b+d)/2*a);
          root1=((-b+d)/2*a);
          cout<<"\nThe Roots Are : ";
          cout<<"\nRoot 1 : "<<root1;
          cout<<"\nRoot 2 : "<<root2;
          }
     
      getch();
      }