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Mathematics
Mathematics
Problem
What is
d
d
x
[
tan
x
]
\dfrac{d}{dx}[\tan x]
d
x
d
[
tan
x
]
? a)
csc
2
x
\csc^2 x
csc
2
x
b)
sec
x
\sec x
sec
x
c)
sec
2
x
\sec^2 x
sec
2
x
d)
sec
x
tan
x
\sec x\tan x
sec
x
tan
x
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