Question for question 1: Looking over the sequences of question 1, I was wondering if the sequence x2[n] was supposed to be 0,1,2,3,4,5,6,7,0,0,0,0 instead of 0,1,3,3,4,5,6,7,0,0,0,0. Could somebody (preferably Mimi) let me know if this is the case? --Ghadley 12:38, 29 March 2009 (UTC)