Using the rules in logic, write the negations of the following : … - Vidyadip

Question

Using the rules in logic, write the negations of the following : (p → q) ∧ r

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Answer

The negation of (p → q) ∧ r is
~ [(p → q) ∧ r]
≡ ~ (p → q) ∨ (~ r) … (Negation of conjunction)
≡ (p ∧ ~q) ∨ (~ r) … (Negation of implication)

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