Use the graph of the derivative f' of a continuous function f is shown. (Assume f' continues to co.) (c) On what interval(s) is f concave upward? (Enter your answer using interval notation.) On what interval(s) is f concave downward? (Enter your answer using interval notation.) y = f'(x ) N (d) State the x-coordinate(s) of the point(s) of inflection. (Enter your answers as a comma-separated list N A X = N (e) Assuming that f(0) = 0, sketch a graph of f. C (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.) X co (b) At what value(s) of x does f have a local maximum? (Enter your answers as a comma-separated list.) -5 X= At what value(s) of x does f have a local minimum? (Enter your answers as a comma-separated list.) X= 10/