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If n gt 1. Evaluate underset(0)overset(o...

If `n gt 1`. Evaluate `underset(0)overset(oo)int(dx)/((x+sqrt(1+x^(2)))^(n))`

A

`(n)/(n^(2)-1)`

B

`(2n)/(n^(2)-1)`

C

`(n)/(2(n^(2)-1))`

D

`sqrt(n^(2)-1)`

Text Solution

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The correct Answer is:
A
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