1.	Which value of  c makes the trinomial  x2 + 16x +  c a perfect square?
		A.	256	B.	64
		C.	128	D.	32
		Hint
	2.	Solve  x2 + 3x - 10 = 0 by completing the square.
		A.	5	B.	2, 5
		C.	2	D.	-5, 2
		Hint
	3.	Solve 4x2 - 8x + 3 = 0 by completing the square.
		A.	, 3	B.	1, 3
		C.		D.
		Hint
	4.	Solve  x2 - 4x + 1 = 0 by completing the square.
		A.	1	B.	2
		C.		D.
		Hint
	5.	Solve x2 + 2x+ 3 = 0 by completing the square.
		A.		B.
		C.		D.
		Hint