Question

Every 10 years, the Bureau of the Census counts the # of people living in the U.S. In 1790, the population of the U.S. was 3.93 million. By 1800, this # had grown to 5.31 million.

1. Write an exponential function that could be used to model the U.S. population y in millions for 1790 to 1800. Write the equation in terms of x, the number of decades since 1790