1.	The set of all first coordinates, or x-coordinates, from the ordered pairs in a relation is called the_______.
		A.	ordered coordinates	B.	range
		C.	domain	D.	related coordinates
		Hint
	2.	The set of all second coordinates, or  y-coordinates, of the ordered pairs in a relation is called the______.
		A.	range	B.	ordered coordinates
		C.	domain	D.	related coordinates
		Hint
	3.	Which is not a method for showing a relation?
		A.	graph	B.	circle graph
		C.	table	D.	a set of ordered pairs
		Hint
	4.	Examine the graph below. Which statement is not true?
		A.	The number of sport utility vehicles sold in the U.S. has increased every year since 1988.
		B.	In 1994, about 1,500,000 sport utility vehicles were sold in the U.S.
		C.	Sales of sport utility vehicles were about the same from 1988 through 1991.
		D.	The greatest number of sport utility vehicles sold was in 1998.
		Hint
	5.	Choose the tables that expresses {(-3, 4), (-1, -5), (0, 2), (2, 3), (3, -4)}.
		A.		B.
		C.		D.
		Hint