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Mathematics
Mathematics
Problem
Let
g
(
x
)
=
x
3
+
2
x
g(x)=x^{3}+2x
g
(
x
)
=
x
3
+
2
x
. Find the positive value of
b
b
b
such that the average rate of change of
g
g
g
on the interval
[
0
,
b
]
[0,b]
[
0
,
b
]
is
5
5
5
.
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