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प्रश्न
Choose the correct alternative:
The dual of ¬(p v q) v [p v(p ∧ ¬r)] is
विकल्प
¬(p ∧ q) ∧ [p v(p ∧ ¬r)]
(p ∧ q) ∧ [p v(p v ¬r)]
¬(p ∧ q) ∧ [p ∧ (p ∧ r)]
¬(p ∧ q) ∧ [p ∧ (p v ¬r)]
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उत्तर
¬(p ∧ q) ∧ [p ∧ (p v ¬r)]
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