Find div (e" grad u x 7) u=x-y ex at (2,1,0) where and =(x²+1)i + sec¯¹(x² −y)j + 3y²zk

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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(A)
Find div (e grad u x 7)
11=
x-y
ex
at (2,1,0) where
7=(x²+1)i+sec¹(x²-y)j +3y²zk
Transcribed Image Text:(A) Find div (e grad u x 7) 11= x-y ex at (2,1,0) where 7=(x²+1)i+sec¹(x²-y)j +3y²zk
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