Answer:
x = 1, 5
Step-by-step explanation:
9514 1404 393
x ∈ {2, 3, 4}
Your set builder notation describes the set of integers between 1 and 5, not including 1 or 5. Those integers are 2, 3, 4. In roster form, the set is ...
{2, 3, 4}
