Mathematics, 28.11.2019 00:31, math9878

Let s be the portion of the plane with equation x+y−z+ 3 = 0 that lies above the rectangle determined by 1 ≤ x ≤ 4 and 2 ≤ y ≤ 5
(a) sketch s.
(b) find the surface area of the surface s by taking an appropriate cross product.
(c) find the surface area of the surface s by using the material of §15.5.

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Let s be the portion of the plane with equation x+y−z+ 3 = 0 that lies above the rectangle determine...