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Mathematics
Mathematics
Problem
If
d
d
x
(
ln
(
4
x
+
2
)
)
=
1
3
\displaystyle \frac{d}{dx}\bigl(\ln(4x+2)\bigr)=\dfrac{1}{3}
d
x
d
(
ln
(
4
x
+
2
)
)
=
3
1
, then
x
x
x
equals a)
7
2
\dfrac{7}{2}
2
7
b)
1
4
\dfrac{1}{4}
4
1
c)
5
2
\dfrac{5}{2}
2
5
d)
3
3
3
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