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Mathematics
Mathematics
Problem
Find all critical point(s) of the function
f
(
x
)
=
{
x
+
2
,
x
<
1
3
−
x
,
x
≥
1
f(x)=\begin{cases}x+2, & x<1\\3-x, & x\ge 1\end{cases}
f
(
x
)
=
{
x
+
2
,
3
−
x
,
x
<
1
x
≥
1
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