Consider the following. f(x) = 7xex (b) Find the local maximum and minimum values of f. (If an answer does not exist, enter DNE.) local minimum value - local maximum value DNE (c) Find the intervals of concavity and the inflection points. (Enter your answers using interval notati (-2,00) concave up (-,2) concave down 14 (x, y) = (-2, - inflection point

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