Question

sendo a= 0,11,12,13,14 b= 11,12 c=12,13,14,15,16,17,18 e d=11,12,13,14,15 determine

a)A ∩ B
b)A ∩ C
c)B U C
d)C U D
e)(A U B) U C
f)(A ∩ C) ∩ D

Answer 1

Resposta:

a) {11, 12}

b) {12, 13, 14}

c) {11, 12, 13, 14, 15, 16, 17, 18}

d) {11, 12, 13, 14, 15, 16, 17, 18}

e) {0, 11, 12, 13, 14, 15, 16, 17, 18}

f) {12, 13, 14}