#include <iostream>
#include <cmath>
using namespace std;
int main()
{
int a, b, c;
float x;
cout<<"Enter the values of a, b and c respectively : ";
cin>>a>>b>>c;
x = (((float)10*b*b)/(3*a*c)) + (6*(((a-b)*c)/10));
cout<<"\n\n\tx = "<<x<<" !!!"<<endl;
return 0;
}
Cheers