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the sum3/1^2+5/(1^2+2^2)+7/(1^2+2^2+3^2)...

the sum`3/1^2+5/(1^2+2^2)+7/(1^2+2^2+3^2)+.......` upto 11 terms

A

`(11)/(4)`

B

`(60)/(11)`

C

`(7)/(2)`

D

`(11)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
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