Use the Root Test to determine the convergence or divergence of the series. 9 . lim [ (- 1 ) " n=1 10 . (Inn)" lim lim 2ntl tel psories ( Inhin The senes converges absolutely lim 1-20 Inn The series converges absolutely 11. 12. e - 3n n = 0 lim lim n lim Jim The series converges The series converges absolutely. absolutely Determine the convergence or divergence of the series using any appropriate test from this chapter. Identify the test used. 00 13. 5(-1)n+15 n 14. 3 n=1 unvn n=1' The series converges by p-series. 15. 5n 2n + 1 16. 5 (- 1) n3n - 2 n = 1 2n n=1 10n + 3 17. n2n 18. cosn n=1 IDA +15 3n Entisignal lonts lim 10 n43 2 . ( n+1 )