(Use iteration to guess a formula) Ineed help with this problem. I'm not sure if I'm doing it right.

verify that on to formula for the recursively defined sequence and then use induction to your guess is correct. ak sa +1 for all integers keJand ao-2 I-1 2-1 ti -505a. atst 1 +I au say. t 5 substitute S -I r S n an-1 S to 0 Base Case: nFO Let KE K21 and suppose a, S at 5K-1 10 (3 We need to show pok K+I Consider pok 2 5a -1 KH