1.	The rule for negative exponents states that Which statement is not a correct use of this rule?
		A.	10-1 = 1	B.
		C.		D.
		Hint
	2.	Simplify the expression c-1d.
		A.		B.
		C.		D.
		Hint
	3.	Write 4-8 using positive exponents.
		A.		B.
		C.	84	D.	48
		Hint
	4.	Simplify the expression
		A.		B.
		C.		D.
		Hint
	5.	The distance around the equator of Jupiter is approximately 4.49 × 108m, and a normal football field is about 1.1 × 102m long. About how many football fields could fit lengthwise across Jupiter's equator?
		A.	40,800,000,000 football fields	B.	408,000 football fields
		C.	408 football fields	D.	4,080,000 football fields
		Hint