MTproblems - 6 ~ ~ P ~Q → ~P(~ ~ Q v R → S S 7 ~(R&...

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Thomas J. Brommage University of Tampa PHL 201: Logic Fall 2006 Some Extra Modus Tollens problems 1. P → ~Q, R → Q, P : ~R 2. P → (R → Q), ~P → R, ~(R → Q) : R 3. ~Q → R, Q → P, ~P, R → S : S v T 4. ~ ~Q, R → ~Q : P → ~R 5.
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Unformatted text preview: 6. ~ ~ P, ~Q → ~P, (~ ~ Q v R) → S : S 7. ~(R & Q) → P, S → ~(R & Q) : S → P 8. P ↔ ~R : R → ~P 9. R → P, ~P, (~P & ~S) → Q, S → R : Q 10. ~(~P & ~ ~Q) → R, ~R & T : ~ ~(Q & ~P) & T...
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