Saturday, April 9, 2016

real analysis - Convergence of series suminftyn=1sinleft(fracnpi6right)



Decide if the series n=1sin(nπ6) converges or not.




I've tried to use the ratio test but I had no success. I don't see how other convergence tests could work.



Thanks for your help!


Answer



Hint: What is lim?


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