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The sum of the series 2{7^(-1)+3^(-1).7^...

The sum of the series `2{7^(-1)+3^(-1).7^(-3)+5^(-1).7^(-5)+..}` is

A

`log_(e )((4)/(3))`

B

a) `log_(e )((3)/(4))`

C

`2log((3)/(4))`

D

`2log((4)/(3))`

Text Solution

Verified by Experts

The correct Answer is:
A
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