If a gt 1. Then the value of underset(x ...

If `a gt 1`. Then the value of `underset(x to oo) (Lt)(a^(sqrt(x))-a^(1//sqrt(x)))/(a^(sqrt(x))+a^(1//sqrt(x)))` is

A

1

B

0

C

2

D

None of these

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The correct Answer is:

A

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