1. Introductory Logic PHI 120
Presentation: "Truth Tables – In-Class Practice"
Introductory Logic PHI 120
This PowerPoint Presentation contains a large number of slides, a good many of which are nearly identical. If you print this Presentation, I recommend six or nine slides per page.

2. Attendance Quiz P & ~P ⊢ ~(Q <-> P)
Write your name, section number, and the date on blank piece of paper.
Directions: (i) Construct a Truth Table in the grids provided. (ii) Circle the governing connective in each sentence. (iii) If the sequent is invalid, circle the invalidating assignment and check the line which reads INVALID. If the sequent is valid, check the line which reads VALID. (iv) In the space provided, identify what kind of truth value the conclusion has: Tautology, Inconsistency, or Contingency.

3. P & ~P ⊢ ~(Q <-> P)
Attendance Quiz

4. P & ~P ⊢ ~(Q <-> P)
Attendance Quiz P
& ~ ⊢ (Q
<-> P)

5. P & ~P ⊢ ~(Q <-> P)
Attendance Quiz P
& ~ ⊢ (Q
<-> P)

6. P & ~P ⊢ ~(Q <-> P)
Attendance Quiz P
& ~ ⊢ (Q
<-> P)

7. P & ~P ⊢ ~(Q <-> P)
Attendance Quiz P Q
& ~ ⊢ (Q
<-> P)

8. Attendance Quiz P & ~P ⊢ ~(Q <-> P) P Q & ~ ⊢ (Q <-> P) TF

9. Attendance Quiz P & ~P ⊢ ~(Q <-> P) P Q & ~ ⊢ (Q <-> P) TF

10. Attendance Quiz P & ~P ⊢ ~(Q <-> P) P Q & ~ ⊢ (Q <-> P) TF

11. Attendance Quiz P & ~P ⊢ ~(Q <-> P) P Q & ~ ⊢ (Q <-> P) TF

12. Attendance Quiz P & ~P ⊢ ~(Q <-> P) P Q & ~ ⊢ (Q <-> P) TF

13. Attendance Quiz P & ~P ⊢ ~(Q <-> P) P Q & ~ ⊢ (Q <-> P) TF

14. Attendance Quiz  P & ~P ⊢ ~(Q <-> P) Invalid Valid P Q & ~ ⊢ (QF 
Invalid
Valid

15. Questions? Attendance Quiz   P & ~P ⊢ ~(Q <-> P) Invalid ValidF
Tautology
Inconsistency
Contingency 
Questions? 
Invalid
Valid

16. Study Guide