Results 1 to 2 of 2

Math Help - word problem

  1. #1
    Junior Member
    Joined
    Sep 2008
    Posts
    27

    word problem

    Find three consecutive odd integers such that the sum of the squares of the first two is 15 less than the square of the third.
    Follow Math Help Forum on Facebook and Google+

  2. #2
    is up to his old tricks again! Jhevon's Avatar
    Joined
    Feb 2007
    From
    New York, USA
    Posts
    11,663
    Thanks
    3
    Quote Originally Posted by andrewpark2 View Post
    Find three consecutive odd integers such that the sum of the squares of the first two is 15 less than the square of the third.
    let n be the first odd integer, then n + 2 is the next, and n + 4 is the last,

    we want, n^2 + (n + 2)^2 = (n + 4)^2 - 15

    now solve for n and you can find the integers
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. word problem - the snow plough problem?
    Posted in the Differential Equations Forum
    Replies: 1
    Last Post: October 13th 2011, 02:02 PM
  2. Replies: 3
    Last Post: January 2nd 2011, 09:20 PM
  3. 1 Word problem and 1 function problem
    Posted in the Algebra Forum
    Replies: 8
    Last Post: April 21st 2010, 09:01 AM
  4. Replies: 2
    Last Post: January 10th 2009, 06:49 AM

Search Tags


/mathhelpforum @mathhelpforum