is it converges absolutly ,or with condition(dont know the english term), or is it diverges?
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so your series can be rewritten as Telescoping Series.
by what test its absolut value converging?
Originally Posted by Ted so your series can be rewritten as Telescoping Series. (1) Is (1) 'telescopic'?... Kind regards
Originally Posted by transgalactic is it converges absolutly ,or with condition(dont know the english term), or is it diverges? For k 'large enough' is... ... so that... Kind regards
why ln(1+x)>x ?? 1/k diverges so it cannot be absolutly convergent only conditionaly for this series to convers it 1. need to make a1>a2>...>ak i dont see it here 2. and lim a_k =0 the limit is zero how to prove 1?
Originally Posted by chisigma (1) Is (1) 'telescopic'?... Kind regards cant see how the numbers cancel out each other cant see two similar members
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