
	1.	Express 45,280,000 in scientific notation.
		A.	4.528 × 10⁷	B.	4.528 × 10^-7
		C.	45.28 × 10⁶	D.	4.528 × 10⁶
		Hint

	2.	Express 0.091 in scientific notation.
		A.	9.1 × 10^-1	B.	9.1 × 10²
		C.	9.1 × 10¹	D.	9.1 × 10^-2
		Hint

	3.	Simplify
		A.	k³	B.	k¹⁷
		C.	k^-3	D.
		Hint

	4.	Simplify
		A.		B.	5t³u³v⁴
		C.		D.
		Hint

	5.	If and what is
		A.		B.
		C.	–36	D.	–13
		Hint