Find the derivative of the function at the given point in the direction of A. f(x.y,z) = In (x -3y-9z), (-3,-3,- 3), A= 3i+ 4j 12 O A. 55 -- 6. O B. - 55 18 C. -- 55 9. O D. 55

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter8: Introduction To Functions
Section8.10: Inverse Variation
Problem 5MRE
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Find the derivative of the function at the given point in the direction of A.
f(x.y.z) = In (x-3y -92). (-3,-3,-3), A= 3i+ 4j
12
O A.
55
6.
O B.
55
18
OC.
55
9.
O D.
55
Transcribed Image Text:Find the derivative of the function at the given point in the direction of A. f(x.y.z) = In (x-3y -92). (-3,-3,-3), A= 3i+ 4j 12 O A. 55 6. O B. 55 18 OC. 55 9. O D. 55
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