Math Is Fun Forum
Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °
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#1 2007-12-25 22:37:02
- tony123
- Member
- Registered: 2007-08-03
- Posts: 229
imo
If
and
and
prove
Last edited by tony123 (2007-12-25 22:56:27)
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#2 2009-03-16 14:43:42
- JaneFairfax
- Member
- Registered: 2007-02-23
- Posts: 6,868
Re: imo
Ive solved it! Ive solved it! 
Would anyone like to try it before I give the solution? 
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#3 2009-03-17 00:05:08
- Kurre
- Member
- Registered: 2006-07-18
- Posts: 280
Re: imo
hm I missed this one. I also solved it, dont think it was so difficult. By the way, why the title? is this really an IMO problem? They usually only have discrete mathematics.
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#4 2009-03-17 00:33:37
- JaneFairfax
- Member
- Registered: 2007-02-23
- Posts: 6,868
Re: imo
Yes, that was what I did. 
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