The value of underset(|x| rarr oo)("lim"...

The value of `underset(|x| rarr oo)("lim") cos (tan^(-1) (sin (tan^(-1) x)))` is equal to

A

`-1`

B

`sqrt2`

C

`- 1/sqrt2`

D

`1/sqrt2`

Verified by Experts

The correct Answer is:

D

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