Sum of GPWe need to sum the number of people attempting 1st question to the nth question ,the question clearl...
Sum of GPNo, the answer is 39 which 3^1 + 3^2 + 3^3
Sum of GPYou can see the example given in the question , the answer should be k^1 to k^n , can you explain ho...
Sum of GPI am taking care of k=1 case and n=1 case , but I cannot find any other corner case
Sum of GPBut i should be from i to n , substituting i=n in k^(n+1-i) gives k , so it is equivalent to what I ...