Which function has an inverse that is also a function?
{(-4,3), (-2, 7), (-1,0), (4. –3), (11, -7)}
{(-4.6), (-2, 2), (-1,6). (4, 2). (11. 2)}
{(-4,5), (-29), (-1,3), (4,8). (11,4)}
{(-4. 4), (-2, -,0), (4, 1), (11: 1)}