1.	The function whose graph is shown has _____.
		A.	two relative maxima	B.	two relative minima
		C.	one relative minimum	D.	no relative maxima
		Hint
	2.	Approximate the real zero of f(x) = x3 + x + 1 to the nearest tenth.
		A.	-1.3	B.	-1.0
		C.	0.3	D.	-0.7
		Hint
	3.	Approximate the real zero of g(x) = x5 - x2 - 1 to the nearest tenth.
		A.	1.1	B.	0.9
		C.	1.2	D.	1.0
		Hint
	4.	Approximate the real zero of h(x) = 2x4 - 3x2 + x + 1 to the nearest tenth.
		A.	-1.3, -0.5	B.	-1.5, 0.9
		C.	-0.3	D.	1.6
		Hint
	5.	Graph f(x) = x3 - 4x2 + 2x – 3.
		A.		B.
		C.		D.
		Hint