1.	Which value of  c makes the trinomial  x2 + 16x +  c a perfect square?
		A.	256	B.	32
		C.	128	D.	64
		Hint
	2.	Solve  x2 + 3x - 10 = 0 by completing the square.
		A.	2	B.	2, 5
		C.	-5, 2	D.	5
		Hint
	3.	Solve 4x2 - 8x + 3 = 0 by completing the square.
		A.	1, 3	B.
		C.	, 3	D.
		Hint
	4.	Solve  x2 - 4x + 1 = 0 by completing the square.
		A.	1	B.	2
		C.		D.
		Hint
	5.	Solve x2 - 6x + 10 = 0 by completing the square.
		A.	-3 ± i	B.	3 ± i
		C.	2, 4	D.	1 ± i
		Hint