Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.4: Values Of The Trigonometric Functions
Problem 23E
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Question
w = sqrt(25 - 4x2- 4y2), x=r cos(theta), y=r sin(theta)
(a) Find del w / del r and del w / del ? using the appropriate Chain Rule.
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