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underset(xto0)lim(1)/(x)cos^(1)((1-x^(2)...

`underset(xto0)lim(1)/(x)cos^(1)((1-x^(2))/(1+x^2))` is equal to

A

`tan^(-1)x`

B

`0`

C

1

D

`-1`

Text Solution

Verified by Experts

The correct Answer is:
B
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