Thread: Alternating series

summation:



Using the root test and dropping the I got:



simplifies to:



To me it appears that any positive integer used will give the result of a ratio value of less than 1 and thus converges. However, wolfram tells me that it actually diverges. What am I doing wrong??

how did you enter it in Wolfram?

Dangit, I missed a carrot after the 3 in the denominator in wolfram. Now it works. I kept checking it but didn't notice the mistake until you asked that. Thanks a lot for the help