Mathematics · Mathematical Logic
Which of the following denotes the commutativity of the conjunction operator (∧)?
- 1(α ∧ β) ≡ (β ∧ α)✓
- 2((α ∨ β) ∨ γ) ≡ (α ∨ (β ∨ γ))
- 3((α ∧ β) ∧ γ) ≡ (α ∧ (β ∧ γ))
- 4(α ∨ β) ≡ (β ∨ α)
Correct answer
(α ∧ β) ≡ (β ∧ α)
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