Question

If A = {2, 4, 6, 8, 10} and B = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, what is A U B?

{2, 4, 6, 8, 10}
{1, 2, 2, 3, 4, 4, 5, 6, 6, 7, 8, 8, 9, 10, 10}
{ }
{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}

Answer 1

D

Answer 2

{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}

Answer 3

Its set B itself

Answer 4

ie,4th option