Ex 8 Multi Theory

#include<stdio.h>
#include<math.h>
int main()
{
	int a,b,c;
	float plus,minus;
	scanf("%d%d%d",&a,&b,&c);
	if(pow(b,2)-4*a*c>0&&a!=0)
	{
		plus= (-b+sqrt(pow(b,2)-4*a*c))/(2.0*a);
		minus=	(-b-sqrt(pow(b,2)-4*a*c))/(2.0*a);
		printf("%.2f,%.2f",plus,minus);
	}
	else if(pow(b,2)-4*a*c==0&&a!=0)
	{
		minus =	(-b-sqrt(pow(b,2)-4*a*c))/(2.0*a);
		printf("%.0f",minus);
	}
	else
	{
		printf("Answer not in Real");
	}
}