Question

Find A union B.
A: {2, 4, 6, 8, 10, 12}
B: {−2, −1, 2, 4, 7, 11}

{2, 4}
{−2, −1, 2, 4, 6, 7, 8, 10, 11, 12}
{−2, −1, 1, 2, 4, 6, 8, 10}
{ }

Answer 1

just take ALL the elements in BOTH the sets

Answer 2

union -- meaning, you just have to list all the elements of A and B... combine all the elements...

Answer 3

AUB will contain all the elements of set A and set B