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OpenStudy (anonymous):
need help with the series (2+(-1)^n)/n^(3/2). I know it is convergent but im not sure how to show it
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OpenStudy (anonymous):
ratio test, and there's another test which i forgot
OpenStudy (anonymous):
n equals one to infinity
OpenStudy (anonymous):
i was trying to use the comparison test with the series ((-1)^n)/n^(3/2) but im not sure if thats correct
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