include[HTML_REMOVED]

include[HTML_REMOVED]

int main()
{
double a,b,c,R1,R2;
scanf(“%lf %lf %lf”,&a,&b,&c);
if(bb-4ac<0||a==0)
{
printf(“Impossivel calcular\n”);
return 0;
}
R1=(-b+sqrt(bb-4ac))/(2a);
R2=(-b-sqrt(bb-4ac))/(2*a);
printf(“R1 = %.5lf\n”,R1);
printf(“R2 = %.5lf\n”,R2);
return 0;
}