# relle

Popular questions and responses by relle-
## math

Hi. I'm having trouble with the summation of n from i=2 of ((2^n-i)(2^n)). Any help would be greatly appreciated! the way I am reading the question you have i is going from 2 to n so there will be n-1 terms using i = 2,3,4,..,n I get 2^(2n-2) + 2^(2n-2) +

*asked on April 24, 2007*