Using Technology to Help Analyze a Function Answers
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The graph of y = –|x| + 1 is shown.
A
Point A is a relative minimum of the graph.B
Point B is a turning point of the graph.C
Point C is a maximum of the graph.D
Point D is a y-intercept of the graph.2
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Graph the function y = x3 + x2 – 6x + 5. What are the coordinates, to the nearest tenth, of the relative maximum of the graph?
A
(1.1, 0.9)B
(1.5, 1.3)C
(–2.2, 15.8)D
(–1.8, 13.2)3
Graph the function . What is the missing x-coordinate for the point , to the nearest tenth?
A
6.1B
7.3C
8.4D
9.54
The graph of y = – 1 is shown.
A
The x-intercept of the graph is (2, 1).B
The graph has no y-intercepts.C
The y-intercept of the graph is (2, 0).D
The graph has no x-intercepts.5
The graph of y = x(x + 1)(x – 1)(x – 3) is shown.
A
AB
BC
CD
D6
Graph the function y = 2.2 – |0.4x + 1|. What are the coordinates, to the nearest tenth, of the maximum of the graph?
A
(2.5, 2.2)B
(–2.5, 2.2)C
(0, 3.2)D
(3.2, 0)7
The graph of y = (x + 2)(x – 2)(x + 1) is shown.
A
AB
BC
CD
D8
The graph of a function is shown.
A
(–1.5, 3)B
(–0.5, –1)C
(0, 0)D
(1, 0)9
Graph the function y = x3 + 3x2 – x – 3. Which lists all of the turning points of the graph rounded to the nearest whole number?
A
(–3, 0) and (1, 0)B
(–2, 3) and (0, –3)C
(–2, 3), (–1, 0), and (0, –3)D
(–3, 0), (–1, 0), and (1,0)10
Which is the graph of y = 2 – ?
A
OptionB
OptionC
OptionD
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