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13 Nov 2019
2. (a) Find the directional derivative of f(x, y, z) = xy,3 at P(2, i, 1) in the direction from P to Q(0,-3,5). (b) In which direction is the directional derivative maximized? What is the steepest rate of increase of f at P?
2. (a) Find the directional derivative of f(x, y, z) = xy,3 at P(2, i, 1) in the direction from P to Q(0,-3,5). (b) In which direction is the directional derivative maximized? What is the steepest rate of increase of f at P?
Reid WolffLv2
14 May 2019