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My favorite numbers (Posted on 2005-07-22) Difficulty: 3 of 5
Find 4 different positive integers A,B,C,D for which: A+B = C*D and A*B = C+D How many sets of 4 numbers can you find? Prove that only those sets exist.

No Solution Yet Submitted by Jurgen    
Rating: 3.2000 (5 votes)

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  Subject Author Date
SolutionProblem Solution With ExplanationK Sengupta2007-05-19 04:12:42
answerK Sengupta2007-05-07 12:20:03
No Subjectduane2005-09-23 20:25:46
re: answer ("....4 different positive integers")Justin2005-08-27 03:52:46
re: SolutionPercy2005-08-19 08:05:07
answerpunchmancan2005-07-29 08:43:36
re: Solutionpcbouhid2005-07-22 19:51:43
re(2): No Subjectpcbouhid2005-07-22 15:56:06
SolutionSolutionGamer2005-07-22 14:23:58
re: No SubjectTristan2005-07-22 04:02:59
Some ThoughtsNo Subjectpcbouhid2005-07-22 03:51:26
re: First partNosher2005-07-22 03:43:47
Some ThoughtsFirst partNosher2005-07-22 03:40:43
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