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If y={(log)(cosx)sinx}{(log)(sinx)cosx}^...

If `y={(log)_(cosx)sinx}{(log)_(sinx)cosx}^(-1)+sin^(-1)((2x)/(1+x^2)),fin d(dy)/(dx)a tx=pi/4`

A

`0`

B

`1`

C

` (8)/( 4+pi ^(2))`

D

` (-8)/( 4+pi ^(2))`

Text Solution

Verified by Experts

The correct Answer is:
C
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