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Mathematics
Problem
Find the interval in which
f
(
x
)
=
2
x
3
+
3
x
2
−
12
x
+
1
f(x) = 2x^3 + 3x^2 - 12x + 1
f
(
x
)
=
2
x
3
+
3
x
2
−
12
x
+
1
is increasing.
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