Test: 4.2 Pretest Question 4 This Test: 4 pts possible Summarize the pertinent information obtained by applying the graphing strategy and sketch the graph of y = f(x). ((x) = 2x(x-2)3 On what interval(s) is f increasing or decreasing? (Type your answer in interval notation. Use integers or fractions for any numbers in the expression, Use a comma to separate answers as needed.) O A. f is increasing on and decreasing on O B. [ is never decreasing; I is increasing on O C. | is never increasing; I is decreasing on On what interval(s) is I concave upward or concave downward? (Type your answer in interval notation. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.) A. | is concave upward on and concave downward on O B. [ is never concave downward; I is concave upward on O C. f is never concave upward; ( is concave downward on Sketch the graph of y = ((x). Choose the correct graph below. OA. O B. O c. O D. OC More Time Remaining: 00