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Discrete Math
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OpenStudy (anonymous):
I'm not sure how to start this poof... Define the relation ~ on R (real numbers) by: ∀a, b ∈ R. a ∼ b ⇔ ∀x ∈ R +. ax^2 + bx > 0 (a) ∼ is reflexive (b) ∼ is irreflexive (c) ∼ is symmetric (d) ∼ is anti-symmetric (e) ∼ is transitive
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