Question

Suppose L={−4,−2,1,3} and M={−2,3,7}. Which set represents L∪M?

A) {−4,−2,1,3,7}
B) {−4,1}
C) {−2,3}
D) {7}

Answer 1

A

Explanation:

`L \cup M` represents the union of sets
`L` and
`M`, which is the set of all elements in
`L` and/or
`M`.