Mathematics, 28.03.2020 00:12 thalia17

Consider series: sigma (4^(n+1))/4n+1
(the sigma has n=1 on the bottom and infinity on the top)
What is the value of r from the ratio test, and does it diverge or converge

I got r=4, and it diverges

Answers: 1

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Consider series: sigma (4^(n+1))/4n+1
(the sigma has n=1 on the bottom and infinity on the top...