Find the directional derivative of f(x, y) = sin(x + 2y) at the point (3, 1) in the direction = 5/6. The gradient of fis: Vƒ= ( Vf(3, 1) = The directional derivative is:
Find the directional derivative of f(x, y) = sin(x + 2y) at the point (3, 1) in the direction = 5/6. The gradient of fis: Vƒ= ( Vf(3, 1) = The directional derivative is:
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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Transcribed Image Text:Find the directional derivative of f(x, y) = sin(x + 2y) at the point (3, 1) in the direction 0 = 5/6.
The gradient of f is:
vf=<
Vƒ(3, 1) = (
The directional derivative is:
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