Solved: The gas mileage y in miles per gallon for a particular vehicle is given by the
Chapter 0, Problem 59(choose chapter or problem)
The gas mileage y in miles per gallon for a particular vehicle is given by the equation y = 10 + 0.9x - 0.01 x 2 , where x is the speed of the vehicle between 10 and 75 miles per hour. Find the range of speeds that would give a gas mileage of at least 25 miles per gallon
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