Question

What is the average rate of change of the function f(x) = 1.5x between x = 10 and x =

40?
O A.
0.9
O B.
1.5
Oo.
4.5
OD
6

Answer 1

9514 1404 393

Answer:

B. 1.5

Explanation:

A linear function has the same rate of change everywhere. Its "average rate of change" is the coefficient of x: 1.5.