So far so good!
You were correct in stating that this series converges conditionally.
You have also picked a relevant convergence test. We would like you to specifically
indicate which convergence test needs to be used for the original series,
as well as for the series involving absolute values of original terms.
- Reason for claiming convergence of åan:
- Reason for claiming divergence of å|an|:
If you want to review the basic series types and convergence tests, click here.