(A)
B
D
f
9
h
Interval
k
0
Change in f(x)
Change in g(x)
Change in h(z) 2.1
Change in k(z)
2.1
2.1
2.1
2.0
3.2
2.0
3.2
2.1
4.2
2.1
4.2
3
2.2
5.1
4.2
5.1
4
2.1
6.3
4.1
4.2
2.2
7.2
The table gives the average rates of change for the functions f, g, h, and k for certain intervals of x. Which of the functions is best modeled by a piecewise-linear function with two linear segments with
different slopes?
4.2
3.2
2.0
8.3
4.0
2.1
>
P
