Posted by **kela** on Friday, November 9, 2012 at 6:01pm.

A freshly brewed cup of coffee has temperature 95°C in a 20°C room. When its temperature is 68°C, it is cooling at a rate of 1°C per minute. When does this occur? (Round your answer to two decimal places.)

- calculus -
**Anonymous**, Wednesday, April 2, 2014 at 10:10pm
dg

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