MCQ
Which of the following statement pattern is a tautology?
- A$p \vee(q \rightarrow p)$
- B$\sim q \rightarrow \sim p$
- C$(q \rightarrow p) \vee(\sim p \leftrightarrow q)$
- D$p \wedge \sim p$
| P | q | q->p | ~p | ~p->q | $(q \rightarrow p) \vee(\sim p \leftrightarrow q)$ |
| T | T | T | F | F | T |
| T | F | T | F | T | T |
| F | T | F | T | T | T |
| F | F | T | T | F | T |
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