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.	Write 7 -2 using positive exponents.
		A.		B.
		C.		D.
		Hint
	3.	Simplify the expression c-1d.
		A.		B.
		C.		D.
		Hint
	4.	Write 4-8 using positive exponents.
		A.	84	B.
		C.		D.	48
		Hint
	5.	Simplify the expression
		A.		B.
		C.		D.
		Hint