1.	Simplify . Assume the denominator is not equal to zero.
		A.		B.
		C.		D.
		Hint
	2.	Simplify . Assume the denominator is not equal to zero.
		A.		B.
		C.		D.	-b2
		Hint
	3.	Simplify Assume the denominator is not equal to zero.
		A.	5xy8	B.	5xy2
		C.		D.	1
		Hint
	4.	Simplify .
		A.		B.
		C.		D.
		Hint
	5.	Simplify .
		A.	x6y3	B.	x24y19
		C.	x3y3	D.	x26y3
		Hint