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The sum up to n terms of the series 1/(s...

The sum up to n terms of the series `1/(sqrt(1) + sqrt(3)) + 1/(sqrt(3) + sqrt(5)) + 1/(sqrt(5) + sqrt(7))` +… is:

A

`1/(sqrt(n) + sqrt(n+1))`

B

`n/(sqrt(n+1) + sqrt(2n+1))`

C

`n/(sqrt(n+1)`

D

`n/(sqrt(2n-1) + sqrt(2n+1))`

Text Solution

Verified by Experts

The correct Answer is:
d
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  11. match the following

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  12. match the following

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