Afunction is shown in the table below.
x f(x)
–4 2
–1 –4
0 –2
3 16
if included in the table, which ordered pair, (-4,1) or (1,-4), would result in a relation that is
no longer a function? explain your answer.

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?