If A = {2, 4, 6, 10} then ______?

4 = A

4 ∈ A

4 = ∉

None of these

Given:

A = {2, 4, 6, 10}

The symbol ∈ means "is an element of".

Since 4 is an element of set A, the correct representation is:

4 ∈ A