Results 1 to 3 of 3

Math Help - Exponential models

  1. #1
    Newbie
    Joined
    Mar 2010
    Posts
    2

    Exponential models

    Exam is over and I got help from someone else, no one on here wanted to help, or didn't see it.

    Close Please.
    Last edited by kevinrudd; March 11th 2010 at 01:34 AM. Reason: No need for this anymore.
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Master Of Puppets
    pickslides's Avatar
    Joined
    Sep 2008
    From
    Melbourne
    Posts
    5,236
    Thanks
    29
    1) For the equation N= 1000e^{-0.115t}

    a) Find t when N =500

    500= 1000e^{-0.115t}

    Now solve for t

    a) Find N when t =28

    N= 1000e^{-0.115\times 28}

    Now solve for N
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Newbie
    Joined
    Mar 2010
    Posts
    2
    Thanks man, yeah I already got 1 b), but thanks.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Exponential and Logarithmic models
    Posted in the Algebra Forum
    Replies: 3
    Last Post: April 3rd 2010, 08:39 PM
  2. Exponential Models
    Posted in the Algebra Forum
    Replies: 3
    Last Post: March 25th 2009, 05:23 PM
  3. Chemistry and Exponential Models
    Posted in the Algebra Forum
    Replies: 1
    Last Post: March 25th 2009, 03:31 PM
  4. More Exponential Models
    Posted in the Algebra Forum
    Replies: 1
    Last Post: March 25th 2009, 03:28 PM
  5. Logarithms and exponential models
    Posted in the Pre-Calculus Forum
    Replies: 2
    Last Post: March 9th 2009, 06:53 PM

Search Tags


/mathhelpforum @mathhelpforum