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Mathematics
Mathematics
Problem
The derivative of
tan
(
7
x
)
\tan(7x)
tan
(
7
x
)
with respect to
x
x
x
is a)
7
sec
2
x
7\sec^2 x
7
sec
2
x
b)
sec
2
(
7
x
)
\sec^2(7x)
sec
2
(
7
x
)
c)
7
sec
2
(
7
x
)
7\sec^2(7x)
7
sec
2
(
7
x
)
d)
tan
(
7
x
)
sec
2
(
7
x
)
\tan(7x)\sec^2(7x)
tan
(
7
x
)
sec
2
(
7
x
)
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