Question: Use a computer to graph the surface z = x 2 + y 4 and its tangent plane and normal line at (1, 1, 2)
Use a computer to graph the surface z = x2 + y4 and its tangent plane and normal line at (1, 1, 2) on the same screen. Choose the domain and viewpoint so that you get a good view of all three objects.
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Let fx y x y Then x x y 2x and fyx y 4y so 1 1 2 fy1 ... View full answer
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