A cup of coffee has a temperature of 200° ? and is palced in a room that has a temperature of 70° ?. After 10 minutes the temperature of the coffee is 150° ?. Find the function that models the temperature of the coffee at time t. Then Find the temperature of the coffee after 15 minutes.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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A cup of coffee has a temperature of 200° ? and is palced in a room that has a
temperature of 70° ?. After 10 minutes the temperature of the coffee is 150° ?. Find the
function that models the temperature of the coffee at time t. Then Find the temperature of
the coffee after 15 minutes.

 

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