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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
3 Nov 2021

Given information

Given the initial temperature of freshly brewed coffee is

Provided Value room temperature is also When its temperature is  , it is cooling at a rate of  per minute.

Calculate the time after when the coffee temperature  will occur.

Step-by-step explanation

Step 1.

Substitute the Newton's Law of cooling

   

Given  

Therefore

   

 

 

 

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