If x2 + y2 + zz dz dt || = 9, = dx dt = 7, and dy dt = 3, find dz dt when (x, y, z) = (2, 2, 1).

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 91E
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If x2 + y2 + zz
dz
dt
||
= 9,
=
dx
dt
= 7, and
dy
dt
||
3, find
dz
dt
when (x, y, z) = (2, 2, 1).
Transcribed Image Text:If x2 + y2 + zz dz dt || = 9, = dx dt = 7, and dy dt || 3, find dz dt when (x, y, z) = (2, 2, 1).
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