The negation of q ∨∼(p∧r) is ___.
∼q ∧∼(p ∧ r)
∼q ∧ (p ∧ r)
∼q ∨ (p ∧ r)
∼q ∨∼(p ∧ r)
∼(p∨q)=∼p ∧∼ q ∴ ∼(q ∨∼(p∧r))= ∼q ∧∼(∼(p∧r))= ∼q∧(p∧r)
Negation of the statement ∼p→(q∨r) is