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A vehicle's fuel economy is affected by its speed. The data on Spaller Auto's most popular vehicle is shown in the table below where x is the speed (mph) and Fx) is the fuel economy (mpg).Calculate the rate of change for the interval 45 <= x <= 55.

User Nessie
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2 votes

Answer:

0.09mpg/mph

Step-by-step explanation:

User Nick Le Page
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