Question

4:117 11 Exit Question 2 5 pts Construct a truth table for the statement: ~(~(pyr)) ((p y r)) ОР r TF FT T F u p r -(-(p v r)) T T TT TF FT FF T F ОР r ((p v r)). F F TT TF FT F F F T ОР r --(p v r)) T T T T TF FT F F F F Question 3 5 pts

Answer 1

Soln Truth tables - Shows that how the truth or of a statenunt depends depends on the truth or of a the simple statement from which it falsity falsity constructed. Symbol used in ginn problem Meaus. (~) negation:- This table is Hun its This table is easy to understand St Pis free, negation is false, If Pis false then its negation is trule. Ex P VP T E T (V) (or): - PVQ is statuunt PUQ is true if either Pis true or Quis true& . (pval is false if both stawent is false.

Trath table for o ~(~ (Pvr)) P (۴۷۷) T T (Pvr) ~(~(PV) F T T T T T F F LL T T T F T F Now P. ~(~ (Pvr) T T T YIFFFF T T 1 H Hence (2nd) option is correct.
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