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Question
Using the rule of negation write the negation of the following with justification.
p ∨ ∼ q
Solution
The negation of p ∨ ∼ q is
∼ (p ∨ ∼ q) ≡ ∼ p ∧ ∼ (∼ q) .........(Negation of disjunction)
≡ ∼ p ∧ q ...........(Negation of negation)
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