Find all points where the function has any relative extrema. Identify any saddle points. f ( x, y) = 2x2 + 2y3 -12xy+43 Find the derivatives fxx, fyy, and fxy- fx = ]. fry = . fxy = 0 Identify all the relative maxima. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The relative maximum point(s) is(are) (Simplify your answers. Type ordered pairs. Use a comma to separate answers as needed.) O B. There are no relative maxima. Identify all the relative minima. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The relative minimum point(s) is(are) (Simplify your answers. Type ordered pairs. Use a comma to separate answers as needed.) O B. There are no relative minima. Identify all the saddle points. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. 1 Time MacBook Airf ( x,y) = 2x