Question

Determine whether the following is a function or not.
{(0, 1), (2, 1), (3, 2), (4, 2)}

Answer 1

The only requirement for it to be a function is that one x (left side) value can not have 2 y (right side) values.

With the given ordered pairs, this condition is met, so we have a function.

Answer 2

sorry it is a function