Question: Problem 2: Recall that Vf(a, b, c) is normal to the level surface of f at (a, b, c). (a) Let S be the surface

Problem 2: Recall that Vf(a, b, c) is normal to the level surface of f at (a, b, c). (a) Let S be the surface r2 + 4y2 -92 = 16. Find the plane tangent to S at (3, 2, 1). (b) Find the plane tangent to z = x2 + y at the point (1, 2, 5)

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