Miscellaneous Exercise 1 · Q179
Q.Using rules in logic, prove the following:
Maharashtra MsbshseTextbookSubjectiveImportance★★★★★
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≡ (~p ∧ ~q) ∨ (~p ∧ q) ... [De Morgan's Law: ~(p∨q) ≡ ~p∧~q]
≡ ~p ∧ (~q ∨ q) ... [Distributive Law]
≡ ~p ∧ T ... [Complement Law: ~q ∨ q ≡ T]
≡ ~p ... [Identity Law: x ∧ T ≡ x] …
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