Use Theorem 13.9 to find the directional derivative of the function at P in the direction of the unit vector u = cos ei + sin ej. f(x, y) = sin(2x + y), P(0, T), STT e = -

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section11.4: Plane Curves And Parametric Equations
Problem 33E
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Use Theorem 13.9 to find the directional derivative of the function at P in the direction of the unit vector u = cos ei + sin ej.
f(x, y) = sin(2x + y),
P(0, T),
STT
e = -
Transcribed Image Text:Use Theorem 13.9 to find the directional derivative of the function at P in the direction of the unit vector u = cos ei + sin ej. f(x, y) = sin(2x + y), P(0, T), STT e = -
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