Results 1 to 2 of 2

Math Help - summation notation

  1. #1
    Newbie
    Joined
    Nov 2006
    Posts
    4

    summation notation

    Hi, I'm having trouble turning this summation notation into a function, any help would be greatly appreciated. Thank you.
    (1/5)^k
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Super Member
    earboth's Avatar
    Joined
    Jan 2006
    From
    Germany
    Posts
    5,830
    Thanks
    123
    Quote Originally Posted by checkeredshawn View Post
    Hi, I'm having trouble turning this summation notation into a function, any help would be greatly appreciated. Thank you.
    (1/5)^k
    Hello,

    what you describe is one value because the infinite geometric serie is convergent. The limes can be calcutated:

    s=\frac{a_1}{1-q}.
    With your problem a_1=\frac{1}{5}\text{ and }q=\frac{1}{5}. Plug in these values:

    s=\frac{\frac{1}{5}}{1-\frac{1}{5}}=\frac{1}{4}.

    EB
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. summation notation
    Posted in the Calculus Forum
    Replies: 1
    Last Post: October 1st 2009, 07:24 AM
  2. notation - summation
    Posted in the Advanced Statistics Forum
    Replies: 0
    Last Post: September 7th 2009, 03:18 PM
  3. Summation Notation
    Posted in the Calculus Forum
    Replies: 1
    Last Post: September 2nd 2009, 12:18 PM
  4. Summation notation
    Posted in the Statistics Forum
    Replies: 7
    Last Post: May 27th 2009, 07:55 PM
  5. Summation Notation, Please Help
    Posted in the Discrete Math Forum
    Replies: 2
    Last Post: June 14th 2008, 08:22 AM

Search Tags


/mathhelpforum @mathhelpforum