Question

4. senda A={1,2,3,4}, B = {1,3, 4}, c = {1,4} calcule
a) AUB
b) A-B
c)BNC
d) (AUB) NC​

Answer 1

Resposta:

1) a) A U B = {1, 2, 3, 4).

b) A - B = (2).

c) B N C = (1, 4).

d) (A U B) NC= (1, 4).