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lim(nrarroo) {(1)/(sqrt(n^(2)))+(1)/(sqr...

`lim_(nrarroo) {(1)/(sqrt(n^(2)))+(1)/(sqrt(n^(2)-1^(2)))+(1)/(sqrt(n^(2)-2^(2)))+...+(1)/(sqrt(n^(2)-(n-1)^(2)))}` is equal to-

A

`(pi)/(2)`

B

`sin^(-1)(1)`

C

`cos^(-1)0`

D

`2tan^(-1)(1)`

Text Solution

Verified by Experts

The correct Answer is:
A, B, C, D
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