A) \[\tilde{\ }q\ \wedge \tilde{\ }(p\wedge r)\]
B) \[\tilde{\ }q\wedge (p\wedge r)\]
C) \[\tilde{\ }q\vee (p\wedge r)\]
D) None of these
Correct Answer: B
Solution :
\[\tilde{\ }(q\ \vee \tilde{\ }(p\wedge r))=\ \tilde{\ }q\wedge (\tilde{\ }(\tilde{\ }(p\wedge r))=\ \tilde{\ }q\wedge (p\wedge r)\].You need to login to perform this action.
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