A) p
B) q
C) \[\tilde{\ }p\]
D) \[\tilde{\ }q\]
Correct Answer: C
Solution :
Given \[\tilde{\ }(p\vee \tilde{\ }q)\vee \tilde{\ }(p\vee q)\] \[\equiv (\tilde{\ }p\vee q)\vee (\tilde{\ }p\vee \tilde{\ }q)\] \[\equiv \tilde{\ }p\vee (q\vee \tilde{\ }q)\] \[\equiv \tilde{\ }p\]
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