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Math Challenge Problems Forum

Math Challenge Problem Forum: For challenging math problems (that you can solve yourself)

    • Replies: 0
    • Views: 847
    Apr 15th 2014, 04:32 PM Go to last post
  1. Prove some identities!

    Bruno J.
    8 Pages
    1 2 3 ... 8
    identities, prove
    • Replies: 105
    • Views: 7,314
    Dec 29th 2010, 10:58 PM Go to last post
  2. MHF Integral Bee!

    NonCommAlg
    7 Pages
    1 2 3 ... 7
    bee, integral, mhf
    • Replies: 103
    • Views: 8,145
    Aug 24th 2009, 04:28 AM Go to last post
    • Replies: 93
    • Views: 6,916
    Feb 7th 2011, 03:50 AM Go to last post
  3. Smile Trick Questions

    Quick
    6 Pages
    1 2 3 ... 6
    questions, trick
    • Replies: 85
    • Views: 11,565
    Nov 19th 2006, 04:18 AM Go to last post
  4. Question Math Proof: 2=1

    Lammalord
    4 Pages
    1 2 3 ... 4
    • Replies: 56
    • Views: 9,774
    May 21st 2008, 06:46 PM Go to last post
    • Replies: 38
    • Views: 7,597
    Feb 1st 2011, 01:59 AM Go to last post
    • Replies: 30
    • Views: 4,892
    Nov 18th 2007, 05:45 PM Go to last post
    • Replies: 29
    • Views: 3,836
    Jul 20th 2013, 02:59 PM Go to last post
    • Replies: 28
    • Views: 1,695
    May 5th 2010, 01:46 PM Go to last post
    • Replies: 25
    • Views: 6,790
    Sep 12th 2007, 08:00 PM Go to last post
    • Replies: 23
    • Views: 2,688
    Jul 24th 2009, 01:01 AM Go to last post
  5. Geometry

    Drexel28
    2 Pages
    1 2
    • Replies: 23
    • Views: 1,772
    Dec 7th 2009, 09:02 PM Go to last post
    • Replies: 23
    • Views: 1,672
    Nov 26th 2010, 02:26 PM Go to last post
  6. proof of -1 = +1

    mnova
    2 Pages
    1 2
    proof
    • Replies: 22
    • Views: 1,954
    May 7th 2009, 12:40 PM Go to last post
    • Replies: 21
    • Views: 1,819
    Feb 8th 2016, 07:49 PM Go to last post
    • Replies: 20
    • Views: 3,060
    Oct 3rd 2008, 11:03 PM Go to last post
    • Replies: 19
    • Views: 2,099
    Jan 19th 2007, 07:51 AM Go to last post
    • Replies: 18
    • Views: 2,914
    Jun 13th 2007, 09:01 AM Go to last post
    • Replies: 18
    • Views: 2,951
    Oct 22nd 2007, 01:43 AM Go to last post
  7. Problem 50

    CaptainBlack
    2 Pages
    1 2
    problem
    • Replies: 18
    • Views: 10,771
    Aug 7th 2009, 03:45 PM Go to last post
    • Replies: 18
    • Views: 2,024
    Mar 11th 2010, 06:15 AM Go to last post
    • Replies: 18
    • Views: 1,845
    Feb 16th 2011, 12:35 PM Go to last post
  8. Irrational

    Treadstone 71
    2 Pages
    1 2
    irrational
    • Replies: 17
    • Views: 2,445
    Jan 30th 2006, 09:16 PM Go to last post
    • Replies: 17
    • Views: 1,535
    Nov 19th 2006, 06:04 AM Go to last post
    • Replies: 17
    • Views: 4,376
    Dec 23rd 2006, 08:21 AM Go to last post
  9. Problem 21

    CaptainBlack
    2 Pages
    1 2
    problem
    • Replies: 17
    • Views: 3,062
    May 10th 2007, 11:03 AM Go to last post
    • Replies: 17
    • Views: 3,331
    Feb 10th 2008, 07:04 PM Go to last post
    • Replies: 17
    • Views: 1,759
    Aug 13th 2008, 09:02 AM Go to last post
  10. Small Challenge

    Dinkydoe
    2 Pages
    1 2
    challenge, small
    • Replies: 17
    • Views: 1,634
    Jul 23rd 2010, 01:27 AM Go to last post
    • Replies: 16
    • Views: 1,515
    May 18th 2010, 06:10 PM Go to last post

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