question 1

-2 -3 2 10 Part A: For what intervals does the graph of h have a positive slope? Negative slope? Justify your answer. (10 points) Part B: For what value(s) of x does h have relative extrema? Justify your answer. (5 points) Part C: For what intervals is the graph of h concave up? Concave down? Justify your answer. (10 points) Part D: For what value(s) of x does h have a point of inflection? Justify your answer. (5 points)