Trigonometry
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Simplify the given trigonometric expression. Write your final answer using a single function.
1cot2x+secxcosx\frac{1}{\cot^2x}+\sec x\cos xcot2x1+secxcosx
cos2x\cos^2xcos2x
sec2x\sec^2xsec2x
−sec2x-\sec^2x−sec2x
csc2x\csc^2xcsc2x