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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![9. Integrate:
Ja
(x- 1) cos(x? - 2x) dx](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fedc85e3b-dc2d-4f8b-a097-9d7c53c76aad%2F439f6bc5-0e6c-4f90-aa58-5b44329a25c0%2Fhul044r.jpeg&w=3840&q=75)
Transcribed Image Text:9. Integrate:
Ja
(x- 1) cos(x? - 2x) dx
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