The profits of a small company for each of the first five years of its operation are giv...

The profits of a small company for each of the first five years of its operation are given in the following table:

a. Plot points representing the profit as a function of year, and join them by as smooth a curve as you can.

b. What is the average rate of increase of the profits between 2002 and 2004?

c. Use your graph to estimate the rate at which the profits were changing in 2002.