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. x2 f(X ) = x - 2 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The critical number(s) of the function are x = (Use a comma to separate answers as needed.) O B. There is no solution. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The function is increasing on (Type your answer using interval notation. Use a comma to separate answers as needed.) O B. There is no solution. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The function is decreasing on (Type your answer using interval notation. Use a comma to separate answers as needed.) O B. There is no solution. Which statement regarding the local extrema of t