Evaluate the directional derivative Duf (3, 4) if ƒ (x,y) = /æ² + y² and u is the unit V vector in the same direction as (1, -1).

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.3: The Natural Exponential Function
Problem 44E
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Evaluate the directional derivative Duf (3, 4) if ƒ (x,y) = Vx² + y² and u is the unit
vector in the same direction as (1, –1).
Transcribed Image Text:Evaluate the directional derivative Duf (3, 4) if ƒ (x,y) = Vx² + y² and u is the unit vector in the same direction as (1, –1).
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