Question: a) p (p V 9) +9 () by identity law [(Ap) (PA) - by distributive law T by domination law (PV-9) va by De Morgan's

a) p (p V 9) +9 () by identity law [(Ap)

a) p (p V 9) +9 () by identity law [(Ap) (PA) - by distributive law T by domination law (PV-9) va by De Morgan's law pv ( v g) by associative law pv F by negation law pv T by negation law (PAG) v q by De Morgan's law Opp v on 0 by distributive law (PAC) v by logical equivalence IF V (PA) - 9 by negation law (p (p V9) - 9 ITV( A)] - 9 by negation law

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