9) If a cup of coffee has temperature 95° C in a room where the temperature is 20° C, then, according to Newtons Law of Cooling, the temperature of the coffee after t minutes is T(t) 20 + 75e¬t/50 What is the average temperature of the coffee during the first half hour?

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9) If a cup of coffee has temperature 95° C in a room where the temperature is 20° C, then,
according to Newtons Law of Cooling, the temperature of the coffee after t minutes is
T(t) = 20 + 75e-t/50.
What is the average temperature of the coffee during the first half hour?
Transcribed Image Text:9) If a cup of coffee has temperature 95° C in a room where the temperature is 20° C, then, according to Newtons Law of Cooling, the temperature of the coffee after t minutes is T(t) = 20 + 75e-t/50. What is the average temperature of the coffee during the first half hour?
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