#include#include using namespace std; double compute_root(double x) { return sqrt(x); } int main() { double number = 25; double root = compute_root(number); cout << "The square root of " << number << " is " << root << endl; return 0; }
#includeThe package library depended on the specific implementation of the compute_root function. It could be a part of the standard C++ library or could be provided by external libraries such as Boost or GSL (GNU Scientific Library).#include using namespace std; double polynomial(double x) { return x*x - 4*x + 3; } double dpolynomial(double x) { return 2*x - 4; } double compute_root(double x) { double tolerance = 1e-6; double xi = x; double xi1; int iterations = 0; do { xi1 = xi - polynomial(xi) / dpolynomial(xi); iterations++; xi = xi1; } while (abs(xi1 - xi) > tolerance); cout << "Number of iterations: " << iterations << endl; return xi1; } int main() { double x = 3.0; double root = compute_root(x); cout << "Root: " << root << endl; return 0; }