QUESTION 5 4 Let F(x, y, z) =xi +yj +zk and o be the portion of the surface z = 87 – x? – y² that lies above the xy- plane. Suppose that o is oriented 3 outward. (a) Sketch the surface and identify the region of the integration. (b) Determine the unit normal vector, n.

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A: A detailed solution is given below

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