Hi, I know this series converges. n^4 * 2^-n i used the direct comparison test with 1/2^n however, i'm not sure why n^4 would = 1. thanks for any help.
Follow Math Help Forum on Facebook and Google+
Originally Posted by rcmango Hi, I know this series converges. n^4 * 2^-n i used the direct comparison test with 1/2^n however, i'm not sure why n^4 would = 1. thanks for any help. I personally would use the ratio test so the series converges.
View Tag Cloud