RSS
Reciprocal Symmetry
Problem
Given that $a$ and $b$ are positive integers, for which values is the following expression integer?
$a$/$b$ + $b$/$a$
Problem ID: 241 (16 Oct 2005) Difficulty: 3 Star
Given that $a$ and $b$ are positive integers, for which values is the following expression integer?
$a$/$b$ + $b$/$a$
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