1.	Express 45,280,000 in scientific notation.
		A.	4.528 × 107	B.	4.528 × 106
		C.	4.528 × 10-7	D.	45.28 × 106
		Hint
	2.	Simplify (-3a5b3)4.
		A.	81a20b12	B.	-81a9b12
		C.	-12a9b7	D.	-12a20b12
		Hint
	3.	Factor 8a4b - 3ab2c.
		A.	abc(8a3 - 3b)
		B.	ab(8a3 - 3bc)
		C.	a2b(8a2 - 3bc)
		D.	8ab(a2 - 3bc)
		Hint
	4.	Find
		A.	9y2	B.	81y
		C.	9|y3|	D.	9y
		Hint
	5.	Simplify
		A.		B.
		C.		D.
		Hint
	6.	Solve
		A.		B.	5
		C.		D.
		Hint
	7.	Simplify -8i · 6i.
		A.	48	B.	-48
		C.	48-1	D.
		Hint
	8.	Simplify i17.
		A.	-1	B.	-i
		C.	i	D.	1
		Hint
	9.	Determine whether the expression 5x3y3 – x2y2 is a polynomial.
		A.	Cannot be determined from given information.	B.	No, because there are two terms.
		C.	No, because there are two variables.	D.	Yes.
		Hint
	10.	Determine whether the expression x + y + z is a monomial, binomial, or trinomial.
		A.	binomial	B.	monomial
		C.	trinomial	D.	Cannot be determined from given information.
		Hint
	11.
		A.	–5	B.	5
		C.	4	D.	1
		Hint
	12.	Simplify
		A.		B.	y + 7
		C.		D.
		Hint
	13.	Factor 4x2 – 49.
		A.		B.
		C.		D.	(2x + 7)(2x – 7)
		Hint
	14.
		A.		B.
		C.		D.
		Hint
	15.	Simplify
		A.		B.
		C.		D.
		Hint
	16.	Simplify
		A.	2	B.
		C.		D.
		Hint
	17.	Evaluate
		A.	9	B.	81
		C.	486	D.	27
		Hint
	18.	Solve
		A.		B.	no real solution.
		C.	36	D.	18
		Hint