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REVENUE OF A TRAVEL AGENCY-Suppose that the total revenue realized by the Odyssey Travel is R =f(x) thousand dollars if x thousand dollars are spent on advertising. a. What does f(b)-f(a) rash)

REVENUE OF A TRAVEL AGENCY-Suppose that the total revenue realized by the Odyssey Travel is R =f(x) thousand dollars if x thousand dollars are spent on advertising. a. What does f(b)-f(a) rash)

Advanced Engineering Mathematics
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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REVENUE OF A TRAVEL AGENCY-Suppose that the total revenue realized by the Odyssey Travel is R =f(x) thousand dollars if x thousand dollars are spent on advertising. a. What does f(b)-f(a) b - a measure? What are the units? (0 < a < b) b. What does f '(x) measure? What are the units? c. Given that f '(20) = 30, what is the approximate change in the revenue if Odyssey changes its advertising budget from $20,000 to $21,000?
Transcribed Image Text:REVENUE OF A TRAVEL AGENCY-Suppose that the total revenue realized by the Odyssey Travel is R =f(x) thousand dollars if x thousand dollars are spent on advertising. a. What does f(b)-f(a) b - a measure? What are the units? (0 < a < b) b. What does f '(x) measure? What are the units? c. Given that f '(20) = 30, what is the approximate change in the revenue if Odyssey changes its advertising budget from $20,000 to $21,000?
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