Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Pls. show complete solution and right answer. Thanks.
Transcribed Image Text:f (x, y, z) = x² + y² + z² and u = (1,0, 1) at P(1, 1, 1).
Transcribed Image Text:B. Use the definition of directional derivative to solve Duf (xo, Yo, zo)
at point P(xo, Yoz0)
where
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