P = (1)/ ) Determine the intervals on which f is concave up and concave down. is concave up on: is concave down on: ) Based on your answer to part (a), determine the inflection points of f. Each point should e entered as an ordered pair (that is, in the form (z, y)). (Separate multiple answers by commas.) ) Find the critical numbers of f and use the Second Derivative Test, when possible, to letermine the relative extrema. List only the r-coordinates. Relative maxima at: (Separate multiple answers by ommas.) Relative minima at: (Separate multiple answers by ommas.)

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