2. Given that the graph below is a complete graph of f(x), list any x values where the function is not differentiable. For each x value listed, explain why the function is not differentiable at that point. -11 6 0 44 -2 3. Use the graph in question # 2 to determine f'(-6). 4. Use the graph of f(x) in question # 2 to sketch the graph of f'(x) on the axes below -10 -9 -6 -5 -4 -3 -2 -8 -7 6 -5 -4 3 2 4 0 -1 -2 -3 -4 -5 -6 --7- -8 2 3 4 6 7