Question: 3. Show that the function f given by f (x, y) = x*+ 2x2y+ 2y2 +y has three stationary points. For each stationary point of

3. Show that the function f given by f (x, y) = x*+ 2x2y+ 2y2 +y has three stationary points. For each stationary point of f, determine whether it is a local maximum, local minimum, or saddle point. [17]

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