Help me guys in solving this one... cot^2x + 1 / cot^2 x = sec^2 x
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Originally Posted by pipaychronicles Help me guys in solving this one... cot^2x + 1 / cot^2 x = sec^2 x $\displaystyle \frac{\cot^2x+1}{\cot^2x}=1+\tan^2x=\sec^2x$
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