Find the critical numbers, the intervals on which f(x) is increasing, the intervals on which f(x) is decreasing, and the local extrema. Do not graph 48 fix)- 3x+ choice Select the correct choice below and, if necessary, fill in the answer box to complete your OA. The critical number(s) is(are) (Type integers or simplified fractions. Use a comma to separate answers as needed.) O B. The function has no critical numbers. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The function is increasing on (lype your answer in interval notation. Type integers or simplified fractions. Use a comma to separate answers as needed.) B. The function is never increasing Select the coIrect choice below and, if necessary, fill in the answer box to complete your choice. O A. The function is decreasing on (ype your answer in interval notation. Type integers or simplified fractions. Use a comma to separate answers as needed.) O B. The function is never decreasing Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. (Type integers or simplified fractions O A. The function has a local minimum f and no local maximum. and a local minimum f O B. The function has a local maximum f and no local minimum. OC. The function has a local maximum f Inform O D. The function has no local extrema rades Withdra -? Click to select and enter your answer(s). dia Librar e P Type here to search hp fg f8 f7 f6 f5 f4 f3 0000000 00000