1. The problem statement, all variables and given/known data [PLAIN]http://img696.imageshack.us/img696/3438/46981606.jpg [Broken] 2. Relevant equations 3. The attempt at a solution in those squars, im sure about everything that i did and i get it wrong.. the only thing i dont know is bn+1 how would i know if its =, < or > than 0.008 ? once i know that, everything else just follow it..