Difference between revisions of "2001 IMO Problems/Problem 6"
(New page: 6. K > L > M > N are positive integers such that KM + LN = (K + L - M + N)(-K + L + M + N). Prove that KL + MN is not prime.) |
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− | 6. K > L > M > N are positive integers such that KM + LN = (K + L - M + N)(-K + L + M + N). Prove that KL + MN is not prime. | + | 6. <math>K > L > M > N</math> are positive integers such that <math>KM + LN = (K + L - M + N)(-K + L + M + N)</math>. Prove that <math>KL + MN</math> is not prime. |
Revision as of 11:38, 17 March 2013
6. are positive integers such that . Prove that is not prime.