Suppose the Lowest Temperature Recorded in Indianapolis, Indiana, Was

question 70

Multiple Choice

Suppose the lowest temperature recorded in Indianapolis, Indiana, was If x is the wind speed in miles per hour and , then the wind chill (in degrees Fahrenheit) for an air temperature of can be approximated by the function . At what rate is the wind chill changing when the wind speed is 50 mph? Round your answer to two decimal places.

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