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nal derivative of ƒ at the given point in the direction indi f(х, у) —D sin(x + 2y), (4, —2), ө — Зп/4

nal derivative of ƒ at the given point in the direction indi f(х, у) —D sin(x + 2y), (4, —2), ө — Зп/4

Trigonometry (MindTap Course List)
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Topics In Analytic Geometry
Section6.2: Introduction To Conics: parabolas
Problem 4ECP: Find an equation of the tangent line to the parabola y=3x2 at the point 1,3.
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How would I answer the directional derivative question attached in the image? Any help would be greatly appreciated :)

Find the directional derivative of f at the given point in the direction indicated by the angle 0. f(х, у) — sin(x + 2у), (4, —2), ө — 3п/4
Transcribed Image Text:Find the directional derivative of f at the given point in the direction indicated by the angle 0. f(х, у) — sin(x + 2у), (4, —2), ө — 3п/4
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