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Mathematics
Problem
Which of the following is the derivative of
y
=
cot
x
y=\cot x
y
=
cot
x
with respect to
x
x
x
? a)
−
sec
2
x
-\sec^{2}x
−
sec
2
x
b)
csc
2
x
\csc^{2}x
csc
2
x
c)
−
csc
2
x
-\csc^{2}x
−
csc
2
x
d)
−
csc
x
cot
x
-\csc x\cot x
−
csc
x
cot
x
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