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Math Forum - Math Challenge Problems

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

    • Replies: 0
    • Views: 212
    April 15th 2014, 05:32 PM Go to last post
  1.   Discussions  
  1. Prove some identities!

    Bruno J.
    8 Pages
    1 2 3 ... 8
    identities, prove
    • Replies: 105
    • Views: 5,141
    December 29th 2010, 11:58 PM Go to last post
  2. MHF Integral Bee!

    NonCommAlg
    7 Pages
    1 2 3 ... 7
    bee, integral, mhf
    • Replies: 103
    • Views: 5,848
    August 24th 2009, 05:28 AM Go to last post
    • Replies: 93
    • Views: 4,758
    February 7th 2011, 04:50 AM Go to last post
  3. Smile Trick Questions

    Quick
    6 Pages
    1 2 3 ... 6
    questions, trick
    • Replies: 85
    • Views: 10,192
    November 19th 2006, 05:18 AM Go to last post
  4. Question Math Proof: 2=1

    Lammalord
    4 Pages
    1 2 3 ... 4
    • Replies: 56
    • Views: 8,372
    May 21st 2008, 07:46 PM Go to last post
    • Replies: 38
    • Views: 4,885
    February 1st 2011, 02:59 AM Go to last post
    • Replies: 30
    • Views: 4,223
    November 18th 2007, 06:45 PM Go to last post
    • Replies: 29
    • Views: 2,928
    July 20th 2013, 03:59 PM Go to last post
    • Replies: 28
    • Views: 981
    May 5th 2010, 02:46 PM Go to last post
    • Replies: 25
    • Views: 6,104
    September 12th 2007, 09:00 PM Go to last post
    • Replies: 23
    • Views: 1,888
    July 24th 2009, 02:01 AM Go to last post
  5. Geometry

    Drexel28
    2 Pages
    1 2
    • Replies: 23
    • Views: 1,047
    December 7th 2009, 10:02 PM Go to last post
    • Replies: 23
    • Views: 951
    November 26th 2010, 03:26 PM Go to last post
  6. proof of -1 = +1

    mnova
    2 Pages
    1 2
    proof
    • Replies: 22
    • Views: 1,323
    May 7th 2009, 01:40 PM Go to last post
    • Replies: 20
    • Views: 2,517
    October 4th 2008, 12:03 AM Go to last post
    • Replies: 19
    • Views: 1,224
    January 19th 2007, 08:51 AM Go to last post
    • Replies: 18
    • Views: 2,431
    June 13th 2007, 10:01 AM Go to last post
    • Replies: 18
    • Views: 2,563
    October 22nd 2007, 02:43 AM Go to last post
  7. Problem 50

    CaptainBlack
    2 Pages
    1 2
    problem
    • Replies: 18
    • Views: 10,158
    August 7th 2009, 04:45 PM Go to last post
    • Replies: 18
    • Views: 1,417
    March 11th 2010, 07:15 AM Go to last post
    • Replies: 18
    • Views: 1,400
    February 16th 2011, 01:35 PM Go to last post
  8. Irrational

    Treadstone 71
    2 Pages
    1 2
    irrational
    • Replies: 17
    • Views: 1,736
    January 30th 2006, 10:16 PM Go to last post
    • Replies: 17
    • Views: 1,053
    November 19th 2006, 07:04 AM Go to last post
    • Replies: 17
    • Views: 2,836
    December 23rd 2006, 09:21 AM Go to last post
  9. Problem 21

    CaptainBlack
    2 Pages
    1 2
    problem
    • Replies: 17
    • Views: 2,572
    May 10th 2007, 12:03 PM Go to last post
    • Replies: 17
    • Views: 2,956
    February 10th 2008, 08:04 PM Go to last post
    • Replies: 17
    • Views: 1,077
    August 13th 2008, 10:02 AM Go to last post
  10. Small Challenge

    Dinkydoe
    2 Pages
    1 2
    challenge, small
    • Replies: 17
    • Views: 962
    July 23rd 2010, 02:27 AM Go to last post
    • Replies: 16
    • Views: 2,545
    June 15th 2006, 05:52 AM Go to last post
    • Replies: 16
    • Views: 897
    May 18th 2010, 07:10 PM Go to last post

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