1. The problem statement, all variables and given/known data Hi, I'm having trouble solving this problem: I can't seem to get to the right derived formula. The one selected is wrong. I'm still attempting to solve this. 2. Relevant equations B= 8 M0 N (I - I0) 1251/2 a e = 2V m B2 R2 3. The attempt at a solution Here's my attempt at it.