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Source Code
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#include <iostream>
#include <iomanip>
#include <cmath>
using namespace std;
double discriminante (float x, float y, float z);
int main(){
float a, b, c, disc, x1, x2;
cout<<"ingrese valor de a";
cin>>a;
if (a==0){
cout <<"no es posible"<<endl;
}else{
cout<<"ingrese coef b";
cin >> b;
cout<<"ignrese coef c";
cin >> c;
disc = discriminante(a,b,c);
if(disc<0){
cout<<"discriminante negavitdo"<<endl;
}
else{
x1 = (-b+sqrt(disc)) / (2*a);
x2 = (-b-sqrt(disc)) / (2*a);
cout<<"Las soluciones reales son: "<<endl;
cout<<"x1="<<setprecision(3)<<x1<<endl;
cout<<"x2="<<setprecision(3)<<x2<<endl;
}
}
return 0;
}
double discriminante (float a, float b, float c){
double w;
w = pow(b,2)-(a*c);
return w;
}
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