Question: A researcher models the temperature T (in degrees Celsius) during the time period from 6 A.M. to 6 P.M. in a certain city by the

A researcher models the temperature T (in degrees Celsius) during the time period from 6 A.M. to 6 P.M. in a certain city by the function


7 T(t) 1 = 3/1/1 + 1 - + 1 - 1


where t is the number of hours after 6 A.M.


a. Sketch the graph of T(t).


b. At what time is the temperature the greatest? What is the highest temperature of the day?

7 T(t) 1 = 3/1/1 + 1 - + 1 - 1 - 2 36 8 3 for 0 t 12

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