Find the local maximum and minimum values and saddle point

Reference no: EM13195188

Find the local maximum and minimum values and saddle point(s) of the function. If you have three dimensional graphing software, graph the function with a domain and viewpoint that reveal all the important aspects of the function.

f(x, y) = 4 - 2x + 4y - x^2 - 4y^2

Reference no: EM13195188

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