Question

If A= (1, 2, 3, 5,7,9 B= (2,4,5) find (1)AUB and (2)
A -B​

Answer 1

(1) AUB={1,2,3,4,5,7,9}

(2) A-B={1,3,7,9}

Answer 2

Answer:

aub=1,2,3,4,5,7,9

a-b=1,3,7,9