1. The problem statement, all variables and given/known data [PLAIN]http://img843.imageshack.us/img843/3995/calc3.jpg [Broken] 3. The attempt at a solution Im here asking for some help in direction on how to do these problems so that I can find the solution by myself... I would really really appreciate any help anyone could provide ... I am not sure how to represent the domain as a function, and if anyone could point me in the right direction, I'm sure I could get the answer.