underset (n rarr infty )(lim) [((n+1)(n+...

` underset (n rarr infty )(lim) [((n+1)(n+2)...3n)/(n^(2n))]^(1//n)` is equal to

A

`27/(e^(2))`

B

`9/(e^(2))`

C

`3log3-2`

D

`18/(e^(4))`

Verified by Experts

The correct Answer is:

A

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