1/(1cdot3)+1/(2cdot5)+1/(3cdot7)+1/(4cdo...

`1/(1cdot3)+1/(2cdot5)+1/(3cdot7)+1/(4cdot9)+....`

A

`2log_e 2-2`

B

`2-log_e 2`

C

`2log_e 4`

D

`log_e 4`

Verified by Experts

The correct Answer is:

B

1/(1cdot3)+1/(2cdot5)+1/(3cdot7)+1/(4cdot9)+....
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