ответ: c++
#include <iostream>
#include <cmath>
int main()
{
using namespace std;
double a, x, y;
cin >> a >> x >> y;
double S = exp(a) * pow(tan(a), 2) / cos(pow(x, 2) + pow(y, 4));
cout << S;
return 0;
}
ответ: c++
#include <iostream>
#include <cmath>
int main()
{
using namespace std;
double a, x, y;
cin >> a >> x >> y;
double S = exp(a) * pow(tan(a), 2) / cos(pow(x, 2) + pow(y, 4));
cout << S;
return 0;
}