For this question, show that given: f are differentiable and lim em\") aretan(x) g = l sic>1 LI: 1 let 9(13) = (f(3?))2 then 9"(1) = 0 To earn full credit, you should clearly show your steps and justify your steps. For example, if you are using limit laws then say how you are using it. \f