(fg)(1) f(x) Use the graphs of f and g shown above to find the following. (a) (g-f)(1) ≈ (2)(1) (b) For what x-values will h(x) g(x) = 1 g(x) be undefined on the interval [-3, 5]? Give your answers separated by commas.

A function and its graph are given. f(x) = + 4x2 - 20x – 20 y 250 200 150 100 50 - 10 -5 5 –50 (a) From the graph, estimate where f"(x) > 0. (Enter your answer using interval notation.) Estimate where f"(x) o. (Enter your answer using interval notation.) Find where f"x) < 0. (Enter your answer using interval notation.) Find where f"(x) = 0. (Enter your answers as a comma-separated list.) Find where r(x) has its relative maxima and relative minima. (Enter your answers as comma-separated lists. If an answer does not exist, enter DNE.) relative maxima relative minima

3. Three functions are shown: f(x) = (x + 2)² – 2, g(x), and h(x). Determine an equation for g(x) and h(x) in the same form as f(x). f(x) = (x + 2)²2 XXX 2 Answer: (4) h(x) g(x)/