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If K^(2)=underset(xrarr0)"lim"((x)/(sqr...

If `K^(2)=underset(xrarr0)"lim"((x)/(sqrt(1+x)-sqrt(1-x)))` , then the value of K will be -

A

1

B

2

C

`-2`

D

`-1`

Text Solution

Verified by Experts

The correct Answer is:
A, D
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