1) [(0v1') /\ (ve) (1/\ 0')]'

 

2) p:0 q':1 ise (p/\q) v p' = ?

 

3) (pvq) /\ (q'/\r') = 1 ise p,q,r ?

 

4) (p/\p')v (qvq') = ?

 

5) (p/\q) v [p/\ ( p=>q)]