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