Question: B. (25 pt) Test the function below for local maxima, local minima and saddle points. Find the value of the function at these points.

B. (25 pt) Test the function below for local maxima, local minima

B. (25 pt) Test the function below for local maxima, local minima and saddle points. Find the value of the function at these points. f(x, y) = ry+2xy - y - 3y

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