The amount of imports to the United States has increased exponentially since 1980. The exponential function 

Where x is the number of years after 1980, can be used to estimate the total amount of U.S. imports, in billions of dollars. Find the total amount of imports to the United States in 1995, in 2005, in 2010, and in 2013. Round to the nearest billion dollars.

Transcribed Image Text:

I(x) = 297.539(1.075)*,