escribir los siguientes valores: z1 = ( √ 1-x2 +1):(1\ √ 1+x + √ 1-x); z2 = √ 1-x ; y1 = 3-4sin2(3π/2-α); y2 = 4cos(π/6 +α) cos( π/6-α);

nclude <iostream>
#include <cmath>
using namespace std;

double z1(double x);
double z2(double x);

int main()
{
    double x = 0.0;
    double y = 0.0;
    double z = 0.0;
    cout << "Enter x and y coordinates: ";
    cin >> x >> y;
    z = z1(x) +