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

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

	3.	Simplify
		A.		B.
		C.		D.
		Hint

	4.	If and , what is
		A.		B.	216
		C.	125	D.
		Hint

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