Automobile Mileage As a mathematics professor loads more
Chapter 5, Problem 62A(choose chapter or problem)
Problem 62A
Automobile Mileage As a mathematics professor loads more weight in the back of his Subaru, the mileage goes down. Let x be the amount of weight (in pounds) that he adds, and let y = f(x) be the mileage (in mpg).
a. Is f′(x) positive or negative? Explain.
b. What are the units of f′(x)?
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