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Consider the following graph. (a) Find the interval(s) on which f is increasing. (Enter your answer using interval notation.) (b) Find the interval(s) on which f is decreasing. (Enter your

answer using interval notation.) (c) Find the interval(s) on which f is concave upward. (Enter your answer using interval notation.) (d) Find the interval(s) on which f is concave downward. (Enter your answer using interval notation.) (e) Find the coordinates of the inflection point(s). (Order your answers from smallest to largest x, then from smallest to largest y.)

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