SOLUTION: A cup of coffee is heated to 160 degrees Fahrenheit and placed in a room that maintains a temperature of 70 degrees Fahrenheit. The temperature T of the coffee after t minutes is g
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Question 1126116: A cup of coffee is heated to 160 degrees Fahrenheit and placed in a room that maintains a temperature of 70 degrees Fahrenheit. The temperature T of the coffee after t minutes is given by T equals 70 plus 90 e to the power of negative 0.0485 t end exponent. Determine when the temperature will reach 86.74 degrees Fahrenheit.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
So
Solve for 
John
My calculator said it, I believe it, that settles it
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