1.	Which equation is graphed below?
		A.		B.
		C.		D.
		Hint
	2.	Three ordered pairs for f(n) = 2n - 1 are (-1, -3), (1, 1), and (2, 3). Graph the function.
		A.
		B.
		C.
		D.
		Hint
	3.	Find a rule for the relationship between the number of dots d and the stage number n.
		A.	d = 2n + 1	B.	n = 2d + 1
		C.	n = 3d – 1	D.	d = 3n – 1
		Hint
	4.	How many dots will it take to build Stage 33?
		A.	33	B.	59
		C.	67	D.	11
		Hint
	5.	Find a rule that fits the numbers in this table.
		A.	d = 3n + 2	B.	d = 2n + 3
		C.	n = 3d – 2	D.	n = 2d – 3
		Hint