1. The function f defined by f(x) = 15. (1.07)* models the cost of tuition, in thousands of dollars, at a local college x years since 2017.

a. What is the cost of tuition at the college in 2017?


b. At what annual percentage rate does the tuition grow?



C. Assume that before 2017 the tuition had also been growing at the same rate as
after 2017. What was the tuition in 2000? Show your reasoning.



d. What was the tuition in 2010?



e. What will the tuition be when you graduate from high school?

ANSWER: