1. Find the indicated difference quotient for the given function. Simplify your answer. f(x +h)-f(x) h lim_ f(x) X-2 2. Given the graph of f below, evaluate each of the following. Use , - or "does not exist" where appropriate. i) ii) lim f(x) x-0 iii) lim f(x) X-2- iv) lim f(x) X-2+ v) lim f(x) x 8 f(x) = vi) lim [f(x) - 2] X x + 3 lim f(x) X-1 f(x) = -2 DQ and Y 3. (a) Sketch the graph of the piecewise function given below: if x