Question

The negation of( p ∨ q) ∧ (q∨ ~ r) is​

Answer 1

Answer:

(∼p∧∼q) ∨ (∼q∧r)

Solution:

∼ [(p∨q) ∧ (q∨∼r)] ≡ ∼ (p∨q) ∨ ∼(q∨∼r)

= (∼p∧∼q) ∨ (∼q∧r)