a) Find the derivative of f(x.y) = xe* + cos(xy) at the point (2,0) in thedirection of V = 3i – 4 j.x?-+y² = 2(2,0)at the pointb) Find an equation for the tangent to the ellipse 4

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Calculus

Find the derivative of f(x,y) = xe² +cos(xy) at the point (2,0) in the direction of V = 3i – 4 j .

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter6: Applications Of The Derivative

Section6.3: Implicit Differentiation

Problem 26E

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Question

a) Find the derivative of f(x.y) = xe* + cos(xy) at the point (2,0) in the
direction of V = 3i – 4 j.
x?
-+y² = 2
(2,0)
at the point
b) Find an equation for the tangent to the ellipse 4

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