Find the maximum rate of change of f(x, y, z) = x + y/z at the point (-3, -1, 3) and the direction in which it occurs. Maximum rate of change: Direction (unit vector) in which it occurs:
Find the maximum rate of change of f(x, y, z) = x + y/z at the point (-3, -1, 3) and the direction in which it occurs. Maximum rate of change: Direction (unit vector) in which it occurs:
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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Maximum rate of change:
Direction (unit vector) in which it occurs:"
Transcribed Image Text:Find the maximum rate of change of f(x, y, z) = x + y/z at the point (-3, -1, 3) and the direction in which it occurs.
Maximum rate of change:
Direction (unit vector) in which it occurs:

Transcribed Image Text:Suppose that distances are measured in lightyears and that the temperature T of a gaseous nebula is inversely proportional to the distance
from a fixed point, which we take to be the origin. Suppose that the temperature 1 lightyear from the origin is 1000 degrees celsius. Find
the gradient of T at (x, y, z).
VT = (
Note: Your answers should be expressions of x, y and z; e.g. "3x - 4yz"
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