Many people have become concerned about the corporatization of U.S. politics and the amount of money spent on
political campaigns. The amount spent on U.S. Senatorial campaigns from 1980 to 2015 can be modeled by
f(x) = 326.220.127 0≤x≤ 35
where is the number of years since 1980 and f (x) is the amount spent on U.S. Senatorial campaigns in millions
of dollars.
Determine the average rate of change on the interval [13, 23] and interpret. Round to two decimal places.
The average rate of change is Number
Interpretation: This means that from the year Number
on U.S. Senatorial campaigns increased at an average rate of Number
the total amount spent
million dollars per year.
to the year Number