\[\cot x-\tan x=\] [MP PET 1986] – McqOptions

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1.	\[\cot x-\tan x=\] [MP PET 1986]
A.	\[\cot \,2x\]
B.	\[2{{\cot }^{2}}x\]
C.	\[2\,\,\cot \,2x\]
D.	\[{{\cot }^{2}}\,2x\]
Answer» D. \[{{\cot }^{2}}\,2x\]

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