1973 USAMO Problems/Problem 5

Revision as of 21:39, 25 December 2008 by Temperal (talk | contribs) (needs solution which i'm too lazy to type up right now - i'll do it tomorrow)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Problem

Prove that the cube roots of three distinct primes cannot be terms in an arithmetic progression.

Solution

1973 USAMO (ProblemsResources)
Preceded by
Problem 4
Followed by
Problem Last Question
1 2 3 4 5
All USAMO Problems and Solutions