Exercise · ZW-DISJUNCTION-010 · ★★★ Advanced
By De Morgan, ¬(P∨Q) is equivalent to...
Choose one option.
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- B. ¬P∧¬Q
Explanation
By De Morgan, \(\neg(P\lor Q)\equiv\neg P\land\neg Q\): the negation of a disjunction is the conjunction of the negations.
Review the concept: Disjunction
Given propositions \(P\) and \(Q\), their inclusive disjunction is the proposition \(P\lor Q\).
\[P\lor Q\]
More practice problems: disjunction
- ZW-DISJUNCTION-001 P ∨ Q is true when...
- ZW-DISJUNCTION-002 If P and Q are false, P ∨ Q is...
- ZW-DISJUNCTION-003 Which symbol represents disjunction?
- ZW-DISJUNCTION-004 In inclusive disjunction, if P and Q are true, the result is...
- ZW-DISJUNCTION-005 P ∨ ¬P is an example of...
- ZW-DISJUNCTION-006 P∨Q is false only when...
- ZW-DISJUNCTION-007 Inclusive disjunction allows...
- ZW-DISJUNCTION-008 P∨P is equivalent to...