What is the value of \(\frac{d}{dx}(\frac{sec⁡x}{cosec\, x \,tan⁡x

1.	What is the value of \(\frac{d}{dx}(\frac{sec⁡x}{cosec\, x \,tan⁡x}\))?
A.	0
B.	1
C.	cos ⁡x
D.	sin ⁡x
Answer» B.

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