C++ PROGRAM PERSAMAAN KUADRAT 

C++ PROGRAM PERSAMAAN KUADRAT 

#include <iostream>
#include <math.h>
/* run this program using the console pauser or add your own getch, system("pause") or input loop */
using namespace std;
int main(int argc, char *argv[]) {

int a, b, c;
float x1, x2, D;

cout<<"=========================================\n";
cout<<"| <<<<<<PROGRAM PERSAMAAN KUADRAT>>>>>> |\n";
cout<<"=========================================\n\n";
cout<<"Masukkan nilai a = "; cin>>a;
cout<<"\nMasukkan nilai b = "; cin>>b;
cout<<"\nMasukkan nilai c = "; cin>>c;

D=((b*b)-4*(a*c));

if (a==0){
cout<<"Bukan Persamaan Kuadrat";
}
else if (D>0){
x1=((-b)+(sqrt(D)))/(2*a);
x2=((-b)-sqrt(D))/(2*a);
cout<<"persamaan kuadrat ("<<a<<"^2)x + "<<b<<"x +"<<c<<" mempunyai akar-akar yang berbeda yaitu : \n";
cout<<"X1 = "<<x1<<endl;
cout<<"X2 = "<<x2<<endl;
}
else if (D==0){
x1=(-b)/(2*a);
x2=x1;
cout<<"persamaan kuadrat "<<a<<"^2 + "<<b<<"x +"<<c<<" mempunyai akar-akar kembar yaitu : \n";
cout<<"X1 = "<<x1<<endl;
cout<<"X2 = "<<x2<<endl;
} else { cout<<"Akar Imaginer";
}
return 0;
}

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