Question

Let the relation R in the set A = {x ∈ Z : 0 ≤ x ≤ 12}, given by R = {(a, b) : |a – b| is a multiple of 4}. Then [1], the equivalence class containing 1, is:

Options

• {1, 5, 9}

• {0, 1, 2, 5}

• `Ø`

• A

Answer 1

{1, 5, 9}