Question

Given the function f (x, y) = ax^2 2 + 2xy + ay.y 2-ax-ay. Take for...

Given the function f (x, y) = ax^2

2 + 2xy + ay.y

2-ax-ay. Take
for a an integer value that is either greater than 1 or less than -1, and
then determine the critical point of this function. Then indicate whether it is
is a local maximum, a local minimum or a saddle point.

Given the function f (x, y) = ax^2 +2 + 2xy + ay^2-2-ax-ay. Take
for a an integer value that is either greater than 1 or less than -1, and
then determine the critical point of this function. Then indicate whether it is
is a local maximum, a local minimum or a saddle point.

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