Practice Functions #5 [Type of Quadratic Equation]

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                                CODING



#include<iostream.h>
#include<conio.h>
#include<math.h>

float check(float,float,float);

void main()
{
    clrscr();
    float a,b,c,i;
    cout<<"Enter Quadratic Equation: (a)*xý+(b)*x+(c)";
    cout<<"\n  Enter coffecient of xý (a): ";
    cin>>a;
    cout<<"\n  Enter coffecient of x (b): ";
    cin>>b;
    cout<<"\n  Enter constant (c): ";
    cin>>c;
    i=check(a,b,c);
    if(i==0)
      cout<<"\n\nEquation has Real and Equal roots";
    else if(i==1)
      cout<<"\n\nEquation has Real roots";
    else if(i==-1)
      cout<<"\n\nEquation has Imaginary roots";
    getch();
}
float check(float a,float b,float c)
{
    float D;
    D=(b*b)-(4*a*c);
    if(D==0)
      return 0;
    else if(D>0)
      return 1;
    else if(D<0)
      return -1;
}

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                                OUTPUT