Calculus 8th Edition

Published by Cengage
ISBN 10: 1285740629
ISBN 13: 978-1-28574-062-1

Chapter 14 - Partial Derivatives - Review - True-False Quiz - Page 1022: 4



Work Step by Step

Since, D_{k}f(x,y,z)=∆ f.k$ $=[f_{x}(x,y,z),f_{y}(x,y,z),f_{z}(x,y,z)].(0,0,1)$ $=f_{z}(x,y,z)$ Hence, the statement is true.
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