9. Locate the critical points of the following function. Then use the Second Derivative Test to determine whether they correspond to local maxima local minima, or neither What are the critical point(s) of ? Select the correct choice below and, if necessary, fill in the answer box to complete your choice A. The critical points) isana)x= (Use a comma to separate answers as needed. Type an integer or a simplified fraction B. There are no critical points fort What are the local maximum/maxima of 17 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The local maximum/maxima of fislare atx= (Use a comma to separate answers as needed. Type an integer or a simplified fraction OB. There is no local maximum of 1. What are the local minimumiminima of f7 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA. The local minimumiminima off islare atx= (Use a comma to separate answers as needed. Type an integer or a simplified fraction) OB. There is no local minimum of