Truth-table exercises 

a) If A is true and B is false then (A&B) is 

b) If A is true and B is true then (A&B) is 

c) If A is true and B is false then (A ⊃ B) is 

d) If A is false and B is false then (A ⊃ B) is 

e) If A is false and B is true then (A ⊃ B) is 

f) If A is true and B is false then (A v B) is 

g) If A is true and B is false then (A  ≡  B) is 

h) If A is false and B is false then (A ≡ B) is 

i) If A is false and B is false then (A v B) is 

j) If (A ⊃ ~B) is false and B is true then A is 

k) If (A ⊃ ~B) is true and B is true then A is 

l) If (A & B) is false and B is true, then A is 

m) If (A v B) is false, then A is 

n) If (A v B) is false, then (A ≡  B) is 

Easy, huh? Try some more challenging sentences!