Question

sendo A=[2,7] e B=]3,8] determine: a) AUB b)BUA

Answer 1

A= {2,3,4,5,6,7}

B= {4,5,6,7,8}

a) União de A e B= {2,3,4,5,6,7,8}

b) União de B e A= {2,3,4,5,6,7,8}