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Question
If statements p, q are true and r, s are false, determine the truth values of the following.
(p ∧ ~r) ∧ (~q ∨ s)
Sum
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Solution
(p ∧ ~r) ∧ (~q ∨ s)
≡ (T ∧ ∼F) ∧ (∼T ∨ F)
≡ (T ∧ T) ∧ (F ∨ F)
≡ T ∧ F
≡ F
∴ Truth value of (p ∧ ∼r) ∧ (∼q ∨ s) is F.
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