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Mathematics
Problem
Simplify the expression
csc
2
x
−
cot
2
x
\csc^{2}x-\cot^{2}x
csc
2
x
−
cot
2
x
. Which of the following is the correct result? a)
tan
2
x
\tan^{2}x
tan
2
x
b)
sin
2
x
\sin^{2}x
sin
2
x
c)
1
1
1
d)
sec
2
x
\sec^{2}x
sec
2
x
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