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Mathematics
Mathematics
Problem
For
x
≥
0
x\ge0
x
≥
0
, define
f
(
x
)
=
∣
2
∣
x
−
3
∣
+
1
∣
f(x)=\bigl|2|x-3|+1\bigr|
f
(
x
)
=
2∣
x
−
3∣
+
1
. Find the range of
f
(
x
)
f(x)
f
(
x
)
. a)
[
0
,
∞
)
[0,\infty)
[
0
,
∞
)
b)
(
1
,
∞
)
(1,\infty)
(
1
,
∞
)
c)
[
1
,
∞
)
[1,\infty)
[
1
,
∞
)
d)
[
1
,
7
]
[1,7]
[
1
,
7
]
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