Results 1 to 3 of 3

Math Help - Convergent or divergent sequence

  1. #1
    Super Member
    Joined
    Jun 2008
    Posts
    829

    Convergent or divergent sequence

    The sequence convergent or divergent ?

    an = {n^2e^{-n}}
    Follow Math Help Forum on Facebook and Google+

  2. #2
    MHF Contributor
    skeeter's Avatar
    Joined
    Jun 2008
    From
    North Texas
    Posts
    11,621
    Thanks
    426
    Quote Originally Posted by Apprentice123 View Post
    The sequence convergent or divergent ?

    an = {n^2e^{-n}}
    a_n = \frac{n^2}{e^n}<br />

    \lim_{n \to \infty} a_n = 0

    use L'Hopital
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Super Member
    Joined
    Jun 2008
    Posts
    829
    Quote Originally Posted by skeeter View Post
    a_n = \frac{n^2}{e^n}<br />

    \lim_{n \to \infty} a_n = 0

    use L'Hopital

    Thank you
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Two convergent subsequences, divergent sequence
    Posted in the Differential Geometry Forum
    Replies: 1
    Last Post: October 3rd 2011, 06:59 PM
  2. Replies: 3
    Last Post: March 29th 2010, 11:36 AM
  3. Replies: 2
    Last Post: August 4th 2009, 01:05 PM
  4. Replies: 3
    Last Post: April 6th 2009, 10:03 PM
  5. Replies: 8
    Last Post: February 21st 2009, 09:16 AM

Search Tags


/mathhelpforum @mathhelpforum