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Mathematics
Mathematics
Problem
The graph of
f
′
(
x
)
f'(x)
f
′
(
x
)
is decreasing on
(
−
3
,
0
)
(-3,0)
(
−
3
,
0
)
and increasing on
(
0
,
4
)
(0,4)
(
0
,
4
)
. What can you conclude about the concavity of
f
f
f
on each of these intervals? Briefly justify your answer.
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