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Mathematics
Problem
Let
f
(
x
)
=
x
3
−
3
x
+
2
f(x)=x^{3}-3x+2
f
(
x
)
=
x
3
−
3
x
+
2
and
g
(
x
)
=
ln
(
x
2
+
1
)
g(x)=\ln (x^{2}+1)
g
(
x
)
=
ln
(
x
2
+
1
)
. Determine the open interval(s) on which both
f
f
f
and
g
g
g
are increasing.
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