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Mathematics
Mathematics
Problem
Let
f
(
x
)
=
{
2
x
+
3
,
x
≤
2
,
x
2
,
x
>
2.
f(x)=\begin{cases} 2x+3,& x\le 2,\\ x^{2},& x>2. \end{cases}
f
(
x
)
=
{
2
x
+
3
,
x
2
,
x
≤
2
,
x
>
2.
Determine the average rate of change of
f
f
f
on the interval
[
1
,
3
]
[1,3]
[
1
,
3
]
. a)
−
2
-2
−
2
b)
2
2
2
c)
4
4
4
d)
6
6
6
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