How would I use the Alternating Series Test to prove that sum from n=1 to infinity of ((-1)^n)/(ln(7n)) is conditionally convergent. Is there another test I have to use?

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- Mar 21st 2013, 04:55 PMPreston019How Do I Use The Alternating Series Test To Prove...
How would I use the Alternating Series Test to prove that sum from n=1 to infinity of ((-1)^n)/(ln(7n)) is conditionally convergent. Is there another test I have to use?

- Mar 21st 2013, 06:10 PMProve ItRe: How Do I Use The Alternating Series Test To Prove...
You need to show that the sequence of positive-valued terms decreases to 0 as n approaches infinity.