Mathematics, 12.03.2020 22:57 Thelearner100
If statement forms P and Q are logically equivalent, then P ↔ Q is a tautology. Conversely, if P ↔ Q is a tautology, then P and Q are logically equivalent. Use ↔ to convert each of the logical equivalences in 29–31 to a tautology. Then use a truth table to verify each tautology. 29. p → (q ∨ r) ≡ (p ∧ ∼q) → r
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If statement forms P and Q are logically equivalent, then P ↔ Q is a tautology. Conversely, if P ↔ Q...
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