blackpenredpen

math for fun 

To see this working, head to your live site.
  • Categories
  • All Posts
  • My Posts
awang2
Dec 25, 2019

Series question

in Math Problems

converge or diverge, the sum as n goes from one to infinity of arcsin(1/n)

2 comments
andrei.frit02
Dec 29, 2019


0
Eric Steckx
Mar 07, 2020

Correct, but what a complicated way !

As arcsin(1/n) > 1/n and the harmonic serie diverges, then this sum diverges, too (direct comparison test).

0
2 comments