May 1st, 2018, 11:15 PM  #1 
Newbie Joined: May 2018 From: south africa Posts: 10 Thanks: 0  Root test for convergence
Can someone assist me in solving this? "Use te nthroot test to find the conditions on the constant α in order that the series $\displaystyle \sum _{n=1}^{\infty \:}\left(\frac{αn}{αn+1}\right)^{n^2}i^n$ is absolutely convergent[/QUOTE] Last edited by niemi; May 1st, 2018 at 11:31 PM. Reason: made a mistake with constant 
May 1st, 2018, 11:20 PM  #2 
Senior Member Joined: Feb 2016 From: Australia Posts: 1,597 Thanks: 546 Math Focus: Yet to find out. 
What’s wrong with the first thread you started?

May 1st, 2018, 11:33 PM  #3 
Newbie Joined: May 2018 From: south africa Posts: 10 Thanks: 0 
I made a mistake in the formula and could not edit as it was longer than 60min.


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convergence, root, test 
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