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Consider the following. Consider the following. f (x,y) = x2 - 2xy + 3y? + 4x - 32y + 68 Find the points (x, y)

Consider the following.

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Consider the following. f (x,y) = x2 - 2xy + 3y? + 4x - 32y + 68 Find the points (x, y) where f(x, y) has a possible relative maximum or minimum. Then use the second-derivative test to determine, if possible, the nature of f(x, y) at this point. If the second-derivative test is inconclusive, so state

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