1.	Two numbers grouped together like (2, 5) are called ______.
		A.	a coordinate system
		B.	y-coordinates
		C.	an ordered pair
		D.	x-coordinates
		Hint
	2.	Name the ordered pair for point A.
		A.	(1, 4)	B.	(4, 2)
		C.	(2, 4)	D.	(4, 1)
		Hint
	3.	Name the point for the ordered pair (3, 1).
		A.		B.
		C.		D.
		Hint
	4.	State the domain of the relation {(-4, 3), (-2, -1), (0, 5), (1, -6)}.
		A.	{-4, -3, -2, -1, 0, 1}
		B.	{-6, -1, 3, 5}
		C.	{-6, -4, -2, -1, 0, 1, 3, 5}
		D.	{-4, -2, 0, 1}
		Hint
	5.	Determine the domain of the relation graphed below.
		A.	{-3, 0, 1, 3}	B.	{-3, -1, 0, 1, 3, 4}
		C.	{-1, 0, 4, 5}	D.	{-3, -1, 1, 3, 4}
		Hint