
	1.	Rewrite r^a ÷ r^b using a single base.
		A.	r^a-b	B.	r^a
		C.	r^ab	D.	r^b
		Hint

	2.	Rewrite 9⁴ ÷ 3⁴ using a single base.
		A.	3¹	B.	3¹⁶
		C.	3⁸	D.	3⁴
		Hint

	3.	Rewrite m⁸ ÷ n⁸ using a single base.
		A.		B.
		C.	(m – n)⁸	D.
		Hint

	4.	Simplify (15³)².
		A.	15¹	B.	15⁶
		C.	15⁷	D.	15⁵
		Hint

	5.	Simplify (x^y)^z.
		A.	xy^z	B.	yz^x
		C.	x^yz	D.	x^{y + z}
		Hint