4. Menghitung Akar Persamaan Kuadrat
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#include <iostream>
#include <cmath>
// NAMA : Dhafin Shabir Alfatih
// NIM. : 3420230036
using namespace std;
int main() {
float a, b, c, x1, x2, diskriminan;
cout << "Masukkan nilai a: ";
cin >> a;
cout << endl;
cout << "Masukkan nilai b: ";
cin >> b;
cout << endl;
cout << "Masukkan nilai c: ";
cin >> c;
cout << endl;
diskriminan = (b * b) - (4 * a * c);
if (diskriminan >= 0) {
x1 = (-b + sqrt(diskriminan)) / (2 * a);
x2 = (-b - sqrt(diskriminan)) / (2 * a);
cout << "x1 = " << x1 << endl;
cout << "x2 = " << x2 << endl;
} else {
cout << "Akar tidak real (bilangan kompleks)" << endl;
}
return 0;
}
Cpp
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