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Question
Write the negation of the following.
Kanchanganga is in India and Everest is in Nepal.
Solution
Let p : Kanchanganga is in India.
q : Everest is in Nepal.
The given statement is p ∧ q.
Its negation is ~(p ∧ q) ≡ ~ p ∨ ~ q.
The negation of a given statement is ‘Kanchanganga is not in India or Everest is not in Nepal’.
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