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If y = Cot ^(-1) [ tan ((pi)/(2) -x ) ] ...

If `y = Cot ^(-1) [ tan ((pi)/(2) -x ) ]` then ` (dy)/(dx) =`

A

x

B

1

C

`(1)/(1+ x ^(2))`

D

`(-1)/(1+ x ^(2))`

Text Solution

Verified by Experts

The correct Answer is:
B
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