Find all the local maxima, local minima, and saddle points of the function. 3 f(x,y) = x³ +y³ + 3x² - 6y²-2 Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. OA. A local maximum occurs at (Type an ordered pair. Use a comma to separate answers as needed.) The local maximum value(s) is/are (Type an exact answer. Use a comma to separate answers as needed.) OB. There are no local maxima.

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