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Mathematics 14 Online
OpenStudy (anonymous):

Proofs question.

OpenStudy (anonymous):

Any thoughts?

OpenStudy (anonymous):

any help would be appreciated

OpenStudy (phi):

find a series with alternating signs that is conditionally convergent. Multiply by another series with the signs reversed, so the product is positive for each term, and diverges.

OpenStudy (anonymous):

okay

OpenStudy (anonymous):

do you know two series as such?

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