1.	Which symbol makes the following statement true? 3.25 × 103 ______ 325
		A.	>	B.
		C.	<	D.	=
		Hint
	2.	Simplify (3a4b5c)4.
		A.	3a16b20c4	B.	81a16b20c4
		C.	12a8b9c5	D.	7a16b20c4
		Hint
	3.	Simplify
		A.		B.
		C.		D.
		Hint
	4.	Which equation represents exponential growth?
		A.	y = 250 × 0.4c	B.	y = 250 × 4x
		C.	y = 250 × 0.25x	D.	y = 250 · x
		Hint
	5.	Which curve represents exponential decay?
		A.	curve c	B.	curve d
		C.	curve b	D.	curve a
		Hint
	6.	Evaluate.
		A.	3	B.	2
		C.	–2	D.	–3
		Hint