Use the glven graph of the dertvative fof a continuous function faver the Interval (0, 9) to find the following -2 (a) On what interval(s) is f Increasing? (Enter your answer using Interval notation.) On what interval(s) Is f decreasing? (Enter your answer using Interval notation.) (b) At what value(s) of x does fhave a lecal maximum? (Enter your answers as a comma-separated list.) At what valuEs) of x does /have a local minimum? (Enter your answers as a comma-separated list.) (on what interval(s) is/concave upward? (Enter your answer using Interval notation) On what interval(s) is f concave downward? (Enter your answer using trterval notation) (d) what are the x-coordinate(s) of the infiection pointSicn Encer sesi

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