Question

the following formula is (pv-q)^(-pv-q) in which form​

Answer 1

Step-by-step explanation:

This particular equivalence is known as De Morgan's Law. Since columns corresponding to p∨(q∧r) and (p∨q)∧(p∨r) match, the propositions are logically equivalent. This particular equivalence is known as the Distributive Law.