Question

Please help.
A = {1, 3, 5, 7, 9}
B = {2, 4, 6, 8, 10}
C = {1, 5, 6, 7, 9}
A∪B=?

Which one is right?
∅
integers between 1 and 10
integers from 1 to 10 inclusive

Answer 1

hey, what is AB?

Answer 2

A U B

Answer 3

Union

Answer 4

\(A\cup B\)

Answer 5

last one

Answer 6

Thank you.