Math, asked by priyatosh75, 10 months ago

Please solve the problem it is urgent
if \: y =  \ \tan {}^{ - 1}    \frac{(1 + x)}{(1 - x)}  \: then \:  \frac{dy}{dx}  =

Answers

Answered by Tnj
0

1

Step-by-step explanation:

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