BuyFind

Essential Calculus: Early Transcen...

2nd Edition
James Stewart
Publisher: Cengage Learning
ISBN: 9781133112280
BuyFind

Essential Calculus: Early Transcen...

2nd Edition
James Stewart
Publisher: Cengage Learning
ISBN: 9781133112280

Solutions

Chapter 11, Problem 13RCC

(a)

To determine

To write: The expression as a limit for the directional derivative of f at (x0,y0) in the direction of a unit vector u=a,b . Interpret its rate of change. Also interpret it geometrically.

(b)

To determine

To write: The expression for the directional derivative Duf(x0,y0) in terms of fxandfy .

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