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{:(" "Lt),(n rarr oo):}1/n sum(r=1)^(2n)...

`{:(" "Lt),(n rarr oo):}1/n sum_(r=1)^(2n)(r)/(sqrt(n^(2)+r^(2)))=`

A

`1+sqrt(5)`

B

`1-sqrt(5)`

C

`sqrt(3)-1`

D

`sqrt(3)+1`

Text Solution

Verified by Experts

The correct Answer is:
B
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