1.	The function whose graph is shown has _____.
		A.	two relative maxima	B.	no relative maxima
		C.	two relative minima	D.	one relative minimum
		Hint
	2.	Approximate the real zero of h(x) = 2x4 - 3x2 + x + 1 to the nearest tenth.
		A.	-0.3	B.	1.6
		C.	-1.5, 0.9	D.	-1.3, -0.5
		Hint
	3.	Graph f(x) = x3 - 4x2 + 2x – 3.
		A.		B.
		C.		D.
		Hint
	4.	Find consecutive values of x between which each real zero of the function is located.
		A.	no solution	B.	–5 and –4
		C.	–3 and –4	D.	3 and 4
		Hint
	5.	Graph . Then estimate the coordinates at which the relative maxima and relative minima occur.
		A.	minimum: –5,maximum: 1	B.	minimum: 1, maximum: –3
		C.	minimum: 1,maximum: –5	D.	minimum: –3,maximum: 1
		Hint