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- #include <iostream>
- #include <conio.h>
- #include <cmath>
- using namespace std;
- int main()
- {
- double x, p, s, a, e;
- int k;
- setlocale(LC_ALL, "Russian");
- cout << "Пожалуйста, введите x = "; cin >> x;
- cout << "Пожалуйста, введите a = "; cin >> a;
- cout << "Пожалуйста, введите погрешность eps = "; cin >> e;
- s = 0.000f;
- k = 1;
- p = a*x;
- while (fabs(p) >= e)
- {
- s += p;
- k++;
- p *= ((a - 2 * k)*x) / (a*(k + 1));
- }
- s += 1;
- cout << "Сумма равна s = " << s << endl;
- cout << "Количество элементов k = " << k << endl;
- system("pause");
- return 0;
- }
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