Question

3 – Considere os conjuntos A = {a, b, c, d}, B = {b, c, d, e} e C = {c, e, f}, determine:
a) A ⋃ B
b) B ⋃ C
c) A ⋃ B ⋃ C
d) A ⋂ B
e) A ⋂ C
f) A ⋂ B ⋂ C
g) A ⋃ C

Answer 1

a){a,b,c,d,e}

b){b,c,d,e,f}

c){a,b,c,d,e,f}

d){b,c,d}

e){c}

f){c}

g)a,b,c,d,e,f}