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Recent questions tagged q1-e
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If $y=\tan^{-1}\bigg(\large\frac{2x}{1-x^2}\bigg)$,prove that $\large\frac{dy}{dx}=\frac{2}{1+x^2}$.
isc
class12
modelpaper
2003
part-1
sec-a
q1
q1-e
asked
Apr 22, 2013
by
sreemathi.v
0
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