How do I show 3|(a+b) is reflexive? a ~ a 3m = 2a Now what?
Follow Math Help Forum on Facebook and Google+
Originally Posted by dwsmith How do I show 3|(a+b) is reflexive? a ~ a 3m = 2a Now what? You question makes no sense. Relations are reflexive. Did you mean to ask about a relation? If so, what relation?
Originally Posted by Plato You question makes no sense. Relations are reflexive. Did you mean to ask about a relation? If so, what relation? a ~ b if 3|(a+b) is the relation.
Originally Posted by dwsmith a ~ b if 3|(a+b) is the relation. That relation is not reflexive. $\displaystyle 1 + 1 = 2\;\& \,3\not|~2$.