The gas mileage of a subcompact car is given by m = -0.04x 2 + 3.6x -
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Question:
The gas mileage of a subcompact car is given by m = -0.04x2 + 3.6x - 49, where x = the speed in miles per hour and m is given in miles per gallon.
a) What is the gas mileage for a speed of 25 miles per hour?
b) At what speed(s) would the gas mileage be 31 miles per gallon?
c) Will the vertex of this parabola be a maximum or a minimum?
d) Find the vertex of this parabola and write a sentence interpreting each of its coordinates.
Related Book For
An Introduction to Management Science Quantitative Approach to Decision Making
ISBN: 978-1337406529
15th edition
Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams, Jeffrey D. Camm, James J. Cochran
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