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3. The graph of a function and its derivative are shown. y 4- y = h(x) 2- X 5 -2- y 4- y = h '(x) X -2- Determine, where applicable, the x value(s) for a. intervals of increase and decrease, b. local extrema, c. points of inflection, d. intervals of concavity.4. The graph of a function and its derivative are shown. y 4- y = p(x) X -2- 4+ y = p '(x) X Determine, where applicable (use approximations if necessary), the x value(s) for a. intervals of increase and decrease, b. local extrema. c. points of inflection, d. intervals of concavity