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Problems
Find
d
d
x
[
(
3
x
−
2
)
cos
x
x
+
1
]
\dfrac{d}{dx}\left[\dfrac{(3x-2)\cos x}{x+1}\right]
d
x
d
[
x
+
1
(
3
x
−
2
)
cos
x
]
.
Mathematics
Problem
Find
d
d
x
[
(
3
x
−
2
)
cos
x
x
+
1
]
\dfrac{d}{dx}\left[\dfrac{(3x-2)\cos x}{x+1}\right]
d
x
d
[
x
+
1
(
3
x
−
2
)
cos
x
]
.
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