The derivative of \(\rm sin ^{-1}\dfrac{2x}{1+x^2}\) w.r.t \(\rm ta – McqOptions

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1.	The derivative of \(\rm sin ^{-1}\dfrac{2x}{1+x^2}\) w.r.t \(\rm tan ^{-1}\dfrac{2x}{1-x^2}\) is equal to:
A.	\(\dfrac{2x}{1-x^2}\)
B.	1
C.	0
D.	\(\dfrac{x}{1-x}\)
Answer» C. 0

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