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Math Help - Series that converges and diverges

  1. #1
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    Series that converges and diverges

    What is a series that converges from 0 < bn < 2n for all n

    What is a series that diverges from 0 < bn < 2n for all n
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  2. #2
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    Re: Series that converges and diverges

    For the second, take b_n= 1/n for n= 1 to infinity. For the second take b_n= (-1)^n/n.
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