Question

1) Determine:
a) {1,3,4} U {5,3}
b) {a} U {a,b,c}
c) {4,5} U {4, 5, 6, 7)
d) {1,6} U {5,8}
e) {3, 8, 9} U {3,2}
f) {1,2,3} U {2,3,7)
g) {4,5} U {5,4}
h) {a,b,c,d} {e}
i) {7,8} U ø
j) ø U {1,5,2)​

Answer 1

Resposta:

a) {1,2,3,4,5}

b) {a,b,c}

c){4,5,6,7}

d){1,5,6,8}

e){2,3,8,9}

f){1,2,3,7}

g){4,5}

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

i){7,8}

j){1,2,5}

Explicação passo-a-passo: