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Derivatives
Question
d
d
x
e
log
1
+
tan
2
x
=
Moderate
A
tan
x
B
sec
x
C
sec
2
x
D
sec
x
tan
x
Solution
d
d
x
e
log
1
+
tan
2
x
=
d
d
x
sec
x
=
sec
x
tan
x
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