1.	Select the trinomial that is not a perfect square trinomial.
		A.	x2 + 8x + 16	B.	x2 + 9x + 3
		C.	25x2 + 40x + 16	D.	9x2 – 6x + 1
		Hint
	2.	Factor the trinomial 9b2 – 24b + 16.
		A.	(3b – 4)2	B.	prime
		C.	(3b + 2)(3b – 8)	D.	(3b – 4)(3b + 4)
		Hint
	3.	Factor the binomial x2 + 81.
		A.	(x + 9)2	B.	(x – 9)(x + 9)
		C.	prime	D.	(x – 18)(x + 5)
		Hint
	4.	Factor the trinomial 4x2 + 12x + 9.
		A.	(2x – 3) 2	B.	(2x + 3)(3x + 2)
		C.	(2x + 3) 2	D.	(2x + 3)(2x – 3)
		Hint
	5.	Factor the binomial x2 – 5.
		A.	(x – 5)(x + 5)	B.
		C.		D.	(x – 5) 2
		Hint