Question

What is the domain of the relation {(2,8), (0, 8), (-1, 5), (-1, 3), (-2, 3)}?

{2, 0, -1, -2)
{2,-1, -2}
{8, 5, 3, 2, 0, -1, -2}
{8, 5, 3}

Answer 1

(2, 8), (0, 8), (-1, 5), (-1, 3), (-2, 3)} is {-1, 0, 2, 3}

Explanation: