REMEMBER A function cannot have two
 different outputs for the same input. It
 however, have two different inputs for the
 Determine whether each set of ordered pairs represents a function.
 2. {(-8,5), (-6, 4), (-2,4), (0, 2)
 1. {(0, 0), (2, 1), (4,2), (6,3)}
 3. {(-3,-4),(-3,-1),(-3,2), (-3,5)}
 same output.
 I need help with the 3 questions