Consider the following. z = x2 + y2, x = 3s + 7t, y = s +t az az and as Find by using the chain rule. (Enter your answers in terms of s and t.) at əz %3D as Əz at az az and as Find by first substituting the expressions for x and y to write z as a function of s and t. (Enter your answers in terms of s and t.) at az %3D as az at

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.6: Variation
Problem 2E
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Consider the following.
z = x2 + y2, x = 3s + 7t, y = s + t
az
az
and
at
as
Find
by using the chain rule. (Enter your answers in terms of s and t.)
az
%D
as
az
at
az
az
and
as
Find
by first substituting the expressions for x and y to write z as a function of s and t. (Enter your answers in terms of s and t.)
at
az
as
az
at
az
II
Transcribed Image Text:Consider the following. z = x2 + y2, x = 3s + 7t, y = s + t az az and at as Find by using the chain rule. (Enter your answers in terms of s and t.) az %D as az at az az and as Find by first substituting the expressions for x and y to write z as a function of s and t. (Enter your answers in terms of s and t.) at az as az at az II
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