Teilor_5v

#include <cstdlib>
#include <iostream>
#include <math.h>
#include <cmath>

using namespace std;

double esx(double x, double epsl);

int main(int argc, char** argv) {

    double x;
    double epsl;
    cout << "Enter value a X:" << endl;
    cin >> x;
    cout << "Enter value a Epsl:" << endl;
    cin >> epsl;
    double x1 = (1/(1-x));
    cout << "x=" << x1 << endl << "x1=" << esx(x,epsl) << endl;
    system("pause");
    return 0;
}

double esx(double x, double epsl){
    int n=0;
    double s = 1;
    double p = s;
    double xn=x;
    do{
        for(int i=1;i<=n;++i){
            xn=xn*x;
        }
        p=p+xn;
        s=xn;
        xn=x;
        n++;
    }while(fabs(s)>epsl);
    return p;
}