Answer: C. 
Step-by-step explanation:
Given: The formula below can be used to find D, the difference in temperature between the pan and the room after t minutes.

At t= 8 minutes, we get

The approximate temperature of the pan after it has been away from the heat for 8 minutes= 
"<span>9log9(4) = " What do you mean by this?</span>
It's D<span>
the inverse is basically the operation that will undo your original function
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D. 133*1.285=171 pennies in the jar