Difference between revisions of "1998 IMO Problems/Problem 4"
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| − | Determine all pairs (a, b) of positive integers such that <math>ab^{2} + b + 7</math> divides | + | Determine all pairs <math>(a, b)</math> of positive integers such that <math>ab^{2} + b + 7</math> divides |
<math>a^{2}b + a + b</math>. | <math>a^{2}b + a + b</math>. | ||
Revision as of 18:44, 18 July 2016
Determine all pairs 
of positive integers such that 
divides
.
