Results 1 to 2 of 2

Thread: how to start ??

  1. July 11th 2009, 12:04 AM #1
    newtoinequality
    newtoinequality is offline
    Newbie
    Joined
    Nov 2008
    Posts
    13

    how to start ??

    If 2k+1 and 3k+1 are squares then prove that k is divisible by 40
    Follow Math Help Forum on Facebook and Google+
  2. July 11th 2009, 12:22 AM #2
    yeongil
    yeongil is offline
    Super Member
    Joined
    May 2009
    Posts
    527
    I thought that I've seen this problem before. See this site for a proof: mathschallenge.net.


    01
    Follow Math Help Forum on Facebook and Google+
« About decimal expansion of Pi | one more primitive root question »

Similar Math Help Forum Discussions

  1. Can't start
    Posted in the Trigonometry Forum
    Replies: 9
    Last Post: January 10th 2010, 06:34 AM
  2. Please help me start this
    Posted in the Algebra Forum
    Replies: 1
    Last Post: November 8th 2009, 05:40 PM
  3. Don't know where to start...
    Posted in the Advanced Statistics Forum
    Replies: 6
    Last Post: February 15th 2009, 01:57 AM
  4. can someone help me start this?
    Posted in the Algebra Forum
    Replies: 1
    Last Post: September 5th 2008, 12:21 AM
  5. How do I start
    Posted in the Advanced Algebra Forum
    Replies: 1
    Last Post: September 17th 2005, 09:32 PM

Search Tags


/mathhelpforum @mathhelpforum