2 xy". - I + 3x'y". 2 →(2(3-t)(45+24)' ((33-t)"( 43+2€)² 6. Find the unit vector for which the directional derivative Duf(x,y) of f(x,y) = 3x2 + 4y2 at the point (-1,1) is minimized. %3D

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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I keep confusing myself on this problem. Should I plug (-1,1) into the fx fy and use the directional derivative formula? I could use a little explanation if possible. Thank you!
f, 2xy". -I+ 3x'y'. 2 →(2(35-1)(45+ 24)+ L(3-4)"(43+24)
6. Find the unit vector for which the directional derivative Duf(x,y) of f(x,y) =
V3x2 + 4y2 at the point (-1,1) is minimized.
-1/2
ů =
Transcribed Image Text:f, 2xy". -I+ 3x'y'. 2 →(2(35-1)(45+ 24)+ L(3-4)"(43+24) 6. Find the unit vector for which the directional derivative Duf(x,y) of f(x,y) = V3x2 + 4y2 at the point (-1,1) is minimized. -1/2 ů =
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