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प्रश्न
If p and q are true and r and s are false, find the truth value of the following compound statement.
p ∧ (q ∧ r)
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उत्तर
p ∧ (q ∧ r) ≡ T ∧ (T ∧ F)
≡ T ∧ F
≡ F
Hence, truth value if F.
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