Difference between revisions of "1969 IMO Problems/Problem 1"
(Created page with 'The equation was<math>z = n^4 + a</math> ,you can put <math> a = 4 m^4 </math> for all natural numbers m. So you will get <math> z = n^4 + 4 m^4 = n^4+4m^4 +4n^2 m^2 - 4n^2 m^2</…') |
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Revision as of 18:26, 7 February 2011
The equation was ,you can put for all natural numbers m. So you will get so you get z is composite for all