Example 1

AND: p=T, q=F → p∧q = F

Example 2

Implication: p=T, q=F → p→q = F

Example 3

De Morgan 1: ¬(p∧q) ≡ ¬p∨¬q

Example 4

Biconditional: T↔T=T, T↔F=F

Example 5

De Morgan 2: ¬(p∨q) ≡ ¬p∧¬q