find all critical points in the function f(x,y) = e^( ) (x-2y) and classify them as local maxima, local minima or saddle points Please help

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Originally Posted by manalive04 find all critical points in the function f(x,y) = e^( ) (x-2y) and classify them as local maxima, local minima or saddle points Please help Start by calculating and . Can you do this?