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The value of underset(x to 0)lim (sqrt(1...

The value of `underset(x to 0)lim (sqrt(1+x^(2))-sqrt(1-x^(2)))/(x^(2))` is

A

1

B

`-1`

C

0

D

does not exist

Text Solution

Verified by Experts

The correct Answer is:
A
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