Question

Check whether these statements are wff or not:(a) (p˅q) ∧∼r

Answer 1

Answer:

It is a well formed formula

Step-by-step explanation:

1 - p,q,r are well formed formulas.

2 - $p \ \lor \ q$  is a well formed formula as well.

3 - $\neg r$ is a well formula as well

4 - $(\ p \ \lor \ q) \ \land \ \neg r$ is a well formula as well.