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Section 3. Each problem is worth 5 points. Truth table. Determine whether or not the following logical form is valid by using the truth table method. You must set your truth table up like I did in the...

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Section 3. Each problem is worth 5 points. Truth table.

Determine whether or not the following logical form is valid by using the truth table
method. You must set your truth table up like I did in the video lectures and you
must show your work.


20.
1) (P v Q)  (P & Q)
2) (P  Q) & (Q  P)







21.
1) ~(P & R)  (~P v Q)
2) ~(P  Q)
3) P & R









Section 4. Each proof is worth 5 points. Prove that the following sequents are
valid using natural deduction. You must do your proofs like they were done in the
video lectures.

22. (–P --> –R) & (–Q --> –R) ⊢ (–P v –Q) --> –R)

23. –(P & –Q) ⊢ P --> Q
    Final Exam Assignment
assignment-10-lcmtogqq.pdf
Answered 3 days After Jun 06, 2022

Solution

Arun Shankar answered on Jun 10 2022
101 Votes
CamScanner 06-10-2022 05.58.50
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