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Unit 1 · Discrete Structures and Optimization Paper 2 CS · December 2022 Shift 2

The negation of "Some students like hockey" is:

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Correct answer: B. Every student dislikes hockey

Explanation

¬(∃x Like(x)) ≡ ∀x ¬Like(x): no student likes hockey, i.e. every student dislikes hockey.

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