Let f(x, y) = xy + 4y and x = st, y = 2t – 3s. %3D

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.5: Graphs Of Functions
Problem 47E
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Let
f(x, y) = xy + 4y and x = st,
y = 21 – 3s.
af
Use Chain Rule to find and .
dt
df
ds
(Write your answers in terms of s and
t.)
Transcribed Image Text:Let f(x, y) = xy + 4y and x = st, y = 21 – 3s. af Use Chain Rule to find and . dt df ds (Write your answers in terms of s and t.)
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