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If ysec(tan^(-1)x) then (dy)/(dx) at x=1...

If `ysec(tan^(-1)x)` then `(dy)/(dx)` at `x=1` is `x=1` is equal to

A

`1/2`

B

1

C

`sqrt(2)`

D

`(1)/(sqrt(2))`.

Text Solution

Verified by Experts

The correct Answer is:
D
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