1.	Factor x2 – 16.
		A.	(x + 2)(x – 8)	B.	(x + 4)(x + 4)
		C.	(x – 4)(x – 4)	D.	(x + 4)(x – 4)
		Hint
	2.	Which of the following trinomials is a perfect square trinomial?
		A.	r2 - 6r + 36
		B.	x2 + 16x + 16
		C.	4y2 + 10y + 25
		D.	9a2 - 12a + 4
		Hint
	3.	Factor
		A.		B.
		C.		D.
		Hint
	4.	Factor
		A.		B.
		C.		D.
		Hint
	5.	Factor
		A.		B.
		C.		D.
		Hint