MathDB
IMC 2006, problem 5, day 2

Source:

July 25, 2006
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Problem Statement

Show that there are an infinity of integer numbers m,nm,n, with gcd(m,n)=1gcd(m,n)=1 such that the equation (x+m)3=nx(x+m)^{3}=nx has 3 different integer sollutions.