Answer Posted / valli

/***********
quadratic equationis ax^2+bx+c=0
************8/
#include<math.h>
main()
{
int a,b,c,d,r1,r2;
printf("enter the values of a,b,c");
scanf("%d%d%d",&a,&b,&c)'
d=(b*b)-(4*a*c);
if(d<0)
{
printf("the roots are imaginary");
d=sqrt(-d);
printf("\nroots are %d+i%d",-b/(2*a),d/(2*a));
printf("\n%d-i%d",-b/(2*a),d/(2*a));
}
else
{
d=sqrt(d);
r1=(-b+d)/(2*a);
r2=(-b-d)/(2*a);
printf("the roots of the equation are %d %d ",r1,r2);
}
}

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