Calculus

decrease? nwode as of baon ton ab uoY .no woy of qu ai wbyb to the 3. Determine the critical points for f (x, y) =(x-2)"+(x-2y) . Then see if the critical points are max/min/saddle points. If the max/min derivative test fails, pick a few points around the critical points and give your conclusion. You may also use logical deduction based on the given f (x, y) function to form your conclusion