Find and classify the critical points of f(z,y) = -2ry-4x + 4y +24y+36. Local maximums: Local...

 

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Find and classify the critical points of f(z,y) = -2r³y-4x² + 4y +24y+36. Local maximums: Local minimums: Saddle points: For each classification, enter a list of ordered pairs (x, y) where the max/min/saddle occurs. Enter DNE if there are no points for a classification. Find and classify the critical points of f(z,y) = -2r³y-4x² + 4y +24y+36. Local maximums: Local minimums: Saddle points: For each classification, enter a list of ordered pairs (x, y) where the max/min/saddle occurs. Enter DNE if there are no points for a classification.