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Miscellaneous Exercise 1 · Q178

Q.Using rules in logic, prove the following: ∼p∧q≡(p∨q)∧∼p\sim p \land q \equiv (p \lor q) \land \sim p

Maharashtra MsbshseTextbookSubjectiveImportance★★★★★
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(p ∨ q) ∧ ~p

≡ (p ∧ ~p) ∨ (q ∧ ~p) ... [Distributive Law]

≡ F ∨ (q ∧ ~p) ... [Complement Law: p ∧ ~p ≡ F]

≡ q ∧ ~p ... [Identity Law: F ∨ x ≡ x]

≡ ~p ∧ q ... [Commutative Law] …

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