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A cup of hot coffee whose temperature is 200°F is poured in a room whose temperature is 70°F. Two minutes later the temperature of the coffee is 180°F. How long after the coffee is poured does it reached a temperature of 155°F? O a. 2.56 mins O b.5.09 mins O c. 7.59 mins O d. 3.56 mins O e. None

A cup of hot coffee whose temperature is 200°F is poured in a room whose temperature is 70°F. Two minutes later the temperature of the coffee is 180°F. How long after the coffee is poured does it reached a temperature of 155°F? O a. 2.56 mins O b.5.09 mins O c. 7.59 mins O d. 3.56 mins O e. None

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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A cup of hot coffee whose temperature is 200°F is poured in a room whose temperature is 70°F. Two minutes later the temperature of the coffee is 180°F. How long after the coffee is poured does it reached a temperature of 155°F? O a. 2.56 mins O b. 5.09 mins O c. 7.59 mins O d. 3.56 mins O e. None
Transcribed Image Text:A cup of hot coffee whose temperature is 200°F is poured in a room whose temperature is 70°F. Two minutes later the temperature of the coffee is 180°F. How long after the coffee is poured does it reached a temperature of 155°F? O a. 2.56 mins O b. 5.09 mins O c. 7.59 mins O d. 3.56 mins O e. None
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