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

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

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

	4.	Rewrite I^z ÷ j^z using a single base.
		A.		B.
		C.		D.	(i – j)^z
		Hint

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