Question

observe the Venn diagram a,b (aub),a',b',(AuB) ​

Answer 1

U = {1,2,3,4,5,6,8,9,10,11,13}

A = {1,2,3,5,7}

B = {1,5,8,9,10}

AUB ( A union B ) = {1,2,3,5,7,8,9,10}

A intersection B = {1,5}