1.	Express 45,280,000 in scientific notation.
		A.	4.528 × 10-7	B.	4.528 × 106
		C.	4.528 × 107	D.	45.28 × 106
		Hint
	2.	Express 0.091 in scientific notation.
		A.	9.1 × 10-2	B.	9.1 × 101
		C.	9.1 × 10-1	D.	9.1 × 102
		Hint
	3.	What is ?
		A.	6	B.
		C.	9	D.
		Hint
	4.	If and , what is
		A.		B.
		C.	216	D.	125
		Hint
	5.	If and what is
		A.	–13	B.	–36
		C.		D.
		Hint