### Home > GB8I > Chapter 10 Unit 11 > Lesson INT1: 10.2.3 > Problem 10-104

10-104.

Marley’s cup of tea was cooling. Its temperature with relation to time can approximately be modeled by the function

What does the

represent in this situation? As

*t*gets larger, the function value approaches 72.Consider the significance of part

*b*. Will the tea get cooler than surrounding air temperature?Marley decides to save energy and lower the temperature of her cottage to

. How would this change the model?