College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter2: Functions And Graphs
Section2.6: Proportion And Variation
Problem 17E: Find the constant of proportionality. y is directly proportional to x. If x=30, then y=15.
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![Find the directional derivative of the function at P in the direction of v.
g(x, y) = Vx² + y², P(3,4), v = 3i – 4j
X* +](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc08bab33-dfc3-4475-87c9-eef4dfb69a19%2F35aedae8-d984-42a5-a6fe-54b24ec558d5%2Fr08te7r_processed.png&w=3840&q=75)
Transcribed Image Text:Find the directional derivative of the function at P in the direction of v.
g(x, y) = Vx² + y², P(3,4), v = 3i – 4j
X* +
![Find the directional derivative of the function in the direction of u = cos(8)i + sin(8)j.
flx, y) = 8 -
7x + у](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc08bab33-dfc3-4475-87c9-eef4dfb69a19%2F35aedae8-d984-42a5-a6fe-54b24ec558d5%2Fmkvoblh_processed.png&w=3840&q=75)
Transcribed Image Text:Find the directional derivative of the function in the direction of u = cos(8)i + sin(8)j.
flx, y) = 8 -
7x + у
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