Use the Chain Rule to calculate the partial derivatives g(x, y) = cos(x² + y²), x = 4u – v, y = – (4u + 4v) х — 4и — v, у —D — (4и + 4v) 6. dg du dg Express your answer in terms of the independent variables u, v ||

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.
Chapter9: Multivariable Calculus
Section9.3: Maxima And Minima
Problem 20E
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Please answer both questions. Thank you.

Use the Chain Rule to calculate the partial derivatives
g(x, y) = cos (x? + y²), x = 4u
: 4u – v, y = – (4u + 4v)
dg
ди
dg
Express your answer in terms of the independent variables u,
Transcribed Image Text:Use the Chain Rule to calculate the partial derivatives g(x, y) = cos (x? + y²), x = 4u : 4u – v, y = – (4u + 4v) dg ди dg Express your answer in terms of the independent variables u,
Use the Chain Rule to evaluate the partial derivative at the point (r, 0) = (2/2, 4)
where g(x, y) = Be+7y? »
1
x = r sin 0, y =r cos 0.
dg
|(r,9)=(2v2,i)
Transcribed Image Text:Use the Chain Rule to evaluate the partial derivative at the point (r, 0) = (2/2, 4) where g(x, y) = Be+7y? » 1 x = r sin 0, y =r cos 0. dg |(r,9)=(2v2,i)
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ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,