This made from latex equations, so please go to website to see it phrase easier. Or try to download the extension called TeX for Gmail:
Use truth tables to show which one is valid
P ∧ (Q ∨ R) ⇔ (P ∧ Q) ∨ (P ∧ R) (Distribution of ∧)
| P | Q | R | (Q ∨ R) | (P ∧ Q) | (P ∧ R) | P ∧ (Q ∨ R) | (P ∧ Q) ∨ (P ∧ R) |
|---|---|---|---|---|---|---|---|
| T | T | T | T | T | T | T | T |
| T | F | F | F | F | F | F | F |
| F | T | F | T | F | F | F | F |
| F | F | T | T | F | F | F | F |
| T | F | F | F | F | F | F | F |
| F |
