1. The problem statement, all variables and given/known data http://img14.imageshack.us/img14/6132/proiqc.jpg [Broken] 2. Relevant equations 3. The attempt at a solution the first 3 are from the textbook so they must be right.. the last 2 im pretty sure i got right too.. because the 4th one, if f'(x)=0 then f(x)= c .. so its false. im not too sure about the 5th one but im 90% sure it should true.