WHW3.docx Open with 6. [8 pts) A combination is the number of different k element subsets from a set of n elements The general formula of this function is: CR) - You are provided an extension on the program you wrote for question 5 as following: int calc_function (int n) // your answer to question 1 goes here int combin(int n, int k) if (ca||kc||kyn) return a; return calc_function(n)/(calc_function(k)*calc_function(n-k)); main() for (int i = 0; i