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Mathematics
Mathematics
Problem
Consider
h
(
x
)
=
x
3
−
6
x
2
+
9
x
+
1
h(x)=x^{3}-6x^{2}+9x+1
h
(
x
)
=
x
3
−
6
x
2
+
9
x
+
1
. Identify all open intervals on which
h
h
h
is simultaneously increasing and concave up.
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