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derivative of (x+18/(x-8))
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d
dx
(
x
+
1
8
x
−
8
)
=
−
2
6
(
x
−
8
)
2
Show Steps
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d
dx
(
x
+
1
8
x
−
8
)
=
−
2
6
(
x
−
8
)
2
steps
d
dx
(
x
+
1
8
x
−
8
)
Apply
the
Quotient
Rule
:
(
f
g
)
′
=
f
′
·
g
−
g
′
·
f
g
2
=
d
dx
(
x
+
1
8
)
(
x
−
8
)
−
d
dx
(
x
−
8
)
(
x
+
1
8
)
(
x
−
8
)
2
show steps
d
dx
(
x
+
1
8
)
=
1
show steps
d
dx
(
x
−
8
)
=
1
=
1
·
(
x
−
8
)
−
1
·
(
x
+
1
8
)
(
x
−
8
)
2
show steps
Simplify
1
·
(
x
−
8
)
−
1
·
(
x
+
1
8
)
(
x
−
8
)
2
:
−
2
6
(
x
−
8
)
2
=
−
2
6
(
x
−
8
)
2
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