यदि A=sum(n=1)^(oo)(1)/((3+(-1)^(n))^(n)...

यदि `A=sum_(n=1)^(oo)(1)/((3+(-1)^(n))^(n))` तथा `B=sum_(n=1)^(oo)((-1)^(n))/((3+(-1)^(n))^(n))` है, तो `A/B` बराबर है -

A

`(11)/(9)`

B

1

C

`-(11)/(9)`

D

`-(11)/(3)`

Verified by Experts

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