1.	Simplify .
		A.		B.
		C.		D.
		Hint
	2.	Express in simplest form.
		A.		B.
		C.	64	D.
		Hint
	3.	Simplify the expression .
		A.		B.
		C.		D.
		Hint
	4.	Write in simplest form.
		A.		B.
		C.		D.
		Hint
	5.	The area of a square is 60 cm2. In simplest form, find the length of one side.
		A.		B.
		C.		D.
		Hint