Question

Which of the following sets represent D ∪ E?

{2, 4, 5, 6, 8, 15}
{2, 4, 5, 6, 8, 10, 15, 20}
{10, 20}
{3, 7, 9, 11}

Answer 1

{2,4,5,6,8,10,15,20}

Answer 2

{ 2,4,5,6,8,10,15,20}

Explanation:

D ∪ E

This means the union of the two sets or what is in both circles with no duplicates

{ 2,4,5,6,8,10,15,20}