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Nov 21st, 2014
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  1. #include <iostream>
  2. #include <cmath>
  3.  
  4. double funcVvedennya(double &x);
  5. double funcSuma(double x, double alpha);
  6.  
  7. using namespace std;
  8.  
  9.  
  10. int main()
  11. {
  12.  
  13. }
  14.  
  15. double funcVvedennya(double &x)
  16. { setlocale(LC_ALL, "Ukrainian");
  17. bool z;
  18. do
  19. {
  20. if (z==1) cout << "Помилка: x не належить iнтервалу або не є числом\n";
  21. cout << "Введiть значення x, в межах iнтервалу (-1, 1)\n";
  22. cin >> x;
  23. z = 1;
  24. }
  25. while (!cin.good() || x < -1 || x > 1 || x == -1 || x == 1);
  26. return x;
  27. }
  28.  
  29. double funcSuma(double x, double aplha)
  30. {
  31. double powerx=x;
  32. double coef=alpha;
  33. double sum=1;
  34. for (int i=1; i<n; i++)
  35. {
  36. sum+=coef*powerx;
  37. powerx*=x;
  38. coef=coef*(alpha-i)/i;
  39. }
  40. return sum;
  41. }
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