Find the critical point(s) of the function. f(x, y) = x' y+ 12x² – 8y + 2 (Give your answer as a comma-separated list of points in the form (*,*) if needed. Express numbers in exact form. Use symbolic notation and fractions where needed.) critical point(s): Compute the discriminant D(x, y). (Express numbers in exact form. Use symbolic notation and fractions where needed.) D(x, y) = Categorize the critical point(s). local maximum local minimum saddle point none of the above

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