question

#include <iostream>
#include <iomanip> //for output formatting
#include <fstream> //for file operations
#include <cmath> //for maths functions

using namespace std;

//Define Function
double function_18339286(int);

int main()




{

	int N;
	double y;


	//Question (b) i:
    //Ask user to enter value for N
do {
	cout << "Enter a value for N (N must be an integer greater than 0): " << endl;
	cin >> N;
} while (N < 0);



	//Part ii
	y=function_18339286(N);
	cout << "\nThe value of y is equal to ";
	cout << fixed << showpoint << setprecision(4) << y << endl;

	//Part iii
	ofstream output;
	output.open("function_output.txt");

	for (int N = 1; N <= 5; N++)
	{
		y = function_18339286(N);
		cout << "\nThe value of y is equal to ";
		cout << fixed << showpoint << setprecision(4) << y << endl;
		output << fixed << showpoint << setprecision(4) << y << endl;
	}

	output.close();



	system("pause");

	return (0);
	}





double function_18339286(int N)
{
	return (N+0.5)/(N^2+1);
}