(Solved) : Use Laws Propositional Logic Prove Following G P Q R P Q R P R H P P R P R P Q R P R Q Q43957493 . . .
Use the laws of propositional logic to prove the following:
(g) (p ∧ q ∧ ¬r) ∨ (p ∧ ¬q ∧ ¬r) ≡ p ∧ ¬r
(h) p ↔ (p ∧ r) ≡ ¬p ∨ r
(i) (p ∧ q) → r ≡ (p ∧ ¬r) → ¬q
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