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t-TABLE TESTS (To see answer to given Task, click at eyelet. To dismiss answer, click at "OK".)

1. Find t-Table of: P OR ~P.
2. Find t-Table of: P & ~P.
3. Find t-Table of: ~~P.
4. Find t-Table of: ~P OR Q.
5. Find t-Table of: ~(P → Q).
6. Compare ANSWERS OF PROBLEMS 4 and 5. What does that COMPARISON tell you?
7. Find t-Table of ~(P OR Q).
8. Find t-Table of ~P & ~Q.
9. COMPARE ANSWERS of PROBLEMS 7 and 8. What does this comparison tell you?
10. Find t-Table of ~(P & Q).
11. Find t-Table of ~P OR ~Q.
12. COMPARE ANSWERS of PROBLEMS 10 and 11. What does this comparison tell you?
13. Find t-Table of (P → Q) « (~Q → ~P).
14. Find t-Table of ((P → Q) & ~Q) → ~P.
15.~Find t-Table of ~(P & ~P).
16. Find t-Table of (P OR Q) « (Q OR P).
17. Find t-Table of (P & Q) « (Q & P).
18. Find t-Table of (P OR (Q OR R)) « ((P OR Q) OR R).
19. Find t-Table of (P & (Q & R)) « ((P & Q) & R).
20. Find t-Table of ((P « Q) & Q) « P.
21. Find t-Table of (P & (Q OR R)) « ((P & Q) OR (P & R)).
22. Find t-Table of (P OR (Q & R)) « ((P OR Q) & (P OR R)).
23. Find t-Table of P « (P OR P).
24. Find t-Table of P « (P & P).
25. Find t-Table of ((P & Q) → R) « (P → (Q « R).
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