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sqrt function

sqrt function returns square root of a number.

Declaration: double sqrt(double);

C programming code for sqrt

#include <stdio.h>
#include <math.h>
int main()
  double n, result;
  printf("Enter a number to calculate it's square root\n");
  scanf("%lf", &n);
  result = sqrt(n);
  printf("Square root of %.2lf = %.2lf\n", n, result);
  return 0;

Output of program:
sqrt math.h C programming