### Home > PC3 > Chapter 7 > Lesson 7.2.3 > Problem 7-102

7-102.

Consider the function

*a*(*x*) = 3*x*− 5. Homework Help ✎What is the average rate of change of

*a*(*x*) over the interval 2 ≤*x*≤ 6?Repeat part (a) for the interval 5 ≤

*x*≤ 7.What can you conclude from your answers to parts (a) and (b)? Why?

Think about the graph of *y* = *a*(*x*).

What type of curve is it?