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प्रश्न
If p, q, r are statements with truth values T, T, F respectively determine the truth values of the following.
∼ (p ∧ q) → ∼ (q ∧ p)
उत्तर
∼ (p ∧ q) → ∼ (q ∧ p) ≡ ∼ (T ∧ T) → ∼ (T ∧ T)
≡ ~ T → ~ T
≡ F → F
≡ T
Hence, truth value is T.
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