1.	Which statement is true about the graph shown below?
		A.	The relation is a function.	B.	The relation is not a function.
		C.	The domain is {-3, 2, 4}.	D.	The range is {-3, -2, 0, 1}.
		Hint
	2.	Determine which equation represents a function.
		A.	x = y2 - 1	B.	y = -2x + 1
		C.	x = 4	D.
		Hint
	3.	Which graph represents a function?
		A.		B.
		C.		D.
		Hint
	4.	If f(x) = 2x - 2, find 2[f(3)].
		A.	10	B.	8
		C.	4	D.	2
		Hint
	5.	Find f(x – 7) if f(x) = -4x – 10.
		A.	-4x + 18	B.	4x – 38
		C.	4x + 3	D.	-4x – 17
		Hint