Use the graph of f x to discuss the graph of y f x Organize your conclusions in a table and sketch a possible graph of y f x 300 Af x Use a comma to separate answers as needed Q OA The function f is decreasing on the subinterval s Type your answer in interval notation Use a comma to separate answers as needed OB The function f is never decreasing Select the correct choice below and if necessary fill in the answer box to complete your choice OA The function f is increasing on the subinterval s Type your answer using interval notation Use a comma to separate answers as needed OB The function f is never increasing Select the correct choice below and if necessary fill in the answer box to complete your choice OA The function f has a local maximum at x