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15. The quadratic equationm=-0.0235v2+ 2.10v - 15.9 models the gasoline fuel economy for a particular vehicle, where v is the average speed of the vehicle, measured in miles per hour, and m is the fuel economy, measured in miles a. At what average speed is the fuel economy of this vehicle the greatest? Round your answer to the nearer tenth of a mile b. What is the fuel economy of this vehicle when it is driven at the average speed which produces the best fuel economy? Round your answer to the nearer tenth of a mile per gallon. per hour. per gallon.

15. The quadratic equationm=-0.0235v2+ 2.10v - 15.9 models the gasoline fuel economy for a particular vehicle, where v is the average speed of the vehicle, measured in miles per hour, and m is the fuel economy, measured in miles a. At what average speed is the fuel economy of this vehicle the greatest? Round your answer to the nearer tenth of a mile b. What is the fuel economy of this vehicle when it is driven at the average speed which produces the best fuel economy? Round your answer to the nearer tenth of a mile per gallon. per hour. per gallon.

Calculus: Early Transcendentals
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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Page 5 15. The quadratic equation m = -0.0235v + 2.10v – 15.9 models the gasoline fuel economy for a particular vehicle, where v is the average speed of the vehicle, measured in miles per hour, and m is the fuel economy, measured in miles per gallon. a. At what average speed is the fuel economy of this vehicle the greatest? Round your answer to the nearer tenth of a mile b. What is the fuel economy of this vehicle when it is driven at the average speed which produces the best fuel economy? Round your answer to the nearer tenth of a mile per gallon. per hour.
Transcribed Image Text:Page 5 15. The quadratic equation m = -0.0235v + 2.10v – 15.9 models the gasoline fuel economy for a particular vehicle, where v is the average speed of the vehicle, measured in miles per hour, and m is the fuel economy, measured in miles per gallon. a. At what average speed is the fuel economy of this vehicle the greatest? Round your answer to the nearer tenth of a mile b. What is the fuel economy of this vehicle when it is driven at the average speed which produces the best fuel economy? Round your answer to the nearer tenth of a mile per gallon. per hour.
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