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  1. #include <iostream>
  2. #include <cmath>   // fabs, sqrt, pow
  3.  
  4. using namespace std;
  5.  
  6. int main() {
  7.     double b, c, x;
  8.  
  9.     cout << "Введите b: ";
  10.     cin >> b;
  11.     cout << "Введите c: ";
  12.     cin >> c;
  13.     cout << "Введите x: ";
  14.     cin >> x;
  15.  
  16.     if (x <= 0) {
  17.         cout << "Ошибка: x должно быть > 0, иначе sqrt(x) не определен." << endl;
  18.         return 1;
  19.     }
  20.  
  21.     double F = pow((fabs(b + c) / (7 * sqrt(x)) + 5), 2);
  22.  
  23.     cout << "Результат F = " << F << endl;
  24.  
  25.     return 0;
  26. }
Success #stdin #stdout 0.01s 5288KB
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Standard input is empty
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Введите b: Введите c: Введите x: Результат F = 25
https://ideone.com/iPK5Pt
language:
C++ (gcc 8.3)
created:
6 days ago
visibility:
public

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