The function models the value, in dollars, of an investment years after 2015. Which of the following is the best interpretation of "" in this context?
The investment is estimated to be worth approximately in the year 1736.
The investment is estimated to be worth approximately in the year 2018.
The investment is estimated to increase by approximately every 3 years.
After approximately 1736.40 years, the investment is estimated to be worth .
