Question

need calculus help!







Comparison Test
\[\sum_{1}^{\infty} 1/n^n\]

what would i compare 1/n^n to?

Answer 1

use cauchy's test; lim of nth rooth of 1/n^n as n goes to infinity, so you will get limit zero which is less than 1 so it converges

Answer 2

i have to use the comparison test and we havent cover the cauchy's test yet.