1.	Find the value of b that makes x2 + bx + 36 a perfect square.
		A.	6	B.	-12, 12
		C.	324	D.	12
		Hint
	2.	Solve x2 - 4x + 1 = 0 by completing the square.
		A.		B.
		C.		D.	1, 3
		Hint
	3.	Solve a2 - a - 20 = 0 by completing the square.
		A.	-4, 5	B.
		C.		D.	-5, 4
		Hint
	4.	Solve 2z2 + z - 4 = 0 by completing the square.
		A.		B.	-2, 1
		C.		D.
		Hint
	5.	Solve x2 – 12x + 34 = 0 by taking the square root of each side.
		A.	{5, 7}	B.
		C.		D.	{6}
		Hint