Use the figure below and the chain rule to estimate the derivative. The graph of f...

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Use the figure below and the chain rule to estimate the derivative. The graph of f (x) has a sharp corner at x = 4. f(x) 8 6 4 9(x) 2 H 2 4 6 8 Letv (x) = f (f(x)). If the derivative does not exist, enter NA. (a) Find v' (x). v' (2) = (b) Find v' (x). v' (4) = NA (c) Find v' (x). v' (6) = = Use the figure below and the chain rule to estimate the derivative. The graph of f (x) has a sharp corner at x = 4. f(x) 8 6 4 9(x) 2 H 2 4 6 8 Letv (x) = f (f(x)). If the derivative does not exist, enter NA. (a) Find v' (x). v' (2) = (b) Find v' (x). v' (4) = NA (c) Find v' (x). v' (6) = =