The temperature C of a fresh cup of coffee t minutes after it is poured is given by
C = 125e power of -0.03t + 66 degrees Fahrenheit.
Make a graph of C versus t.
The coffee is cool enough to drink when it’s temperature is 130 degrees. When will the coffee be cool enough to drink?
What is the temperature of the coffee in the pot?
What is the temperature in the room where you are drinking the coffee?