MATH 200 Midterm: MATH 200 Drexel MATH 200 201035 Exam 3 with Solutions
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Only the correct answer and all work used to reach it will. Simplify all answers as much as possible unless explicitly stated otherwise. If your section number is missing or incorrect, 5 points will be. Leave your answer in terms of u and v. you do not need to algebraically simplify your answer. Spring 2010 11: (13 points) suppose that z e. Use an appropriate form of the chain rule to find. Leave your answer in terms of r and s. you do not need to algebraically simplify your answer. Spring 2010 11: a. (10 points) find the directional derivative of f x y tan at . 12 i j : (8 points) find a unit vector u in the direction in which most rapidly at tan. 1, , and find the rate of change of f in that direction. f x y xy increases. Spring 2010 11: (12 points) sketch the level curve of f x y y.
