EXP5

#include <stdio.h>
#include <conio.h>
#include <math.h>
void main()
{
    float a, b, c, d;
    printf("Enter a b and c co-effecients for equation of the form a*x^2 + b*x + c = 0\n");
    scanf("%f %f %f", &a, &b, &c);
    if (a == 0)
        printf("The Equation is not Quadratic!\n");
    else
    {
        d = pow(b, 2) - (4 * a*c);
        if (d < 0)
        {
            printf("Imaginary Roots\n");
            d = sqrt(-d);
            printf("Roots:\nX1 = %.2f  +  i%.2f\nX2 = %.2f  -  i%.2f\n", -b / (2 * a), d / (2 * a), -b / (2 * a), d / (2 * a));
        }
        else
        {
            d = sqrt(d);
            if (d == 0)
            {
                printf("Roots are equal\n");
                printf("Roots:\nX = %.2f\n", -b / (2 * a));
            }
            else
            {
                printf("Roots are unequal\n");
                printf("Roots:\nX1 = %.2f\nX2 = %.2f\n", (-b + d) / (2 * a), (-b - d) / (2 * a));
            }
        }
    }
    getch();
}