Show that : \[ \sec \left(\operatorname{cosec}^{-1} x\right)=\frac{...

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Published on ● Video Link: https://www.youtube.com/watch?v=z-HybXsKWsM


Duration: 3:47
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Show that :
\[
\sec \left(\operatorname{cosec}^{-1} x\right)=\frac{|x|}{\sqrt{x^{2}-1}}, \text { for }|x|1
\]
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