Question: Graph the surface and the tangent plane at the given point. (Choose the domain and viewpoint so that you get a good view of both

Graph the surface and the tangent plane at the given point. (Choose the domain and viewpoint so that you get a good view of both the surface and the tangent plane.) Then zoom in until the surface and the tangent plane become indistinguishable.

z = x2 + xy + 3y2, (1, 1, 5)

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z fx y x xy 3y so x x y 2xy fa113 fyx y x6y 1 1 7 and an equation of the ... View full answer

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