Create a table of square roots and squares. : Double « Data Type « C++






Create a table of square roots and squares.

Create a table of square roots and squares.
 


#include <iostream>
#include <cmath>
using namespace std;

int main()
{
  double x;

  cout.precision(4);
  cout << "      x   sqrt(x)     x^2\n\n";

  for(x = 2.0; x <= 20.0; x++) {
    cout.width(7);
    cout << x << "  ";
    cout.width(7);
    cout << sqrt(x) << "  ";
    cout.width(7);
    cout << x*x << '\n';
  }
 
  return 0;
}


           
         
  








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