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यदि y=sec^(-1)((x+1)/(x-1))+sin^(-1)((x-...

यदि `y=sec^(-1)((x+1)/(x-1))+sin^(-1)((x-1)/(x+1))` तो `(dy)/(dx)=`

A

1

B

`pi`

C

`(pi)/2`

D

`0`

लिखित उत्तर

Verified by Experts

The correct Answer is:
D
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