AnswersRKAA- Second Semester Civics and Citizenship 0.5 NewEqual Protections under the Law

Modeling with Quadratic Functions Answers

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Which statement best describes the process of amending the US Constitution?

A
The amendment process is simple, which is why many changes have been added.
B
The amendment process is long and hard, which makes it difficult to add changes.
C
The amendment process gives the states most of the power to make changes.
D
The amendment process gives Congress most of the power to make changes.
22
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The minimum of a parabola is located at (–1, –3). The point (0, 1) is also on the graph. Which equation can be solved to determine the a value in the function representing the parabola?

A
1 = a(0 + 1)2 – 3
B
1 = a(0 – 1)2 + 3
C
0 = a(1 + 1)2 – 3
D
0 = a(1 – 1)2 + 3
23

Which group gained the right to vote with the passage of the 26th Amendment?

A
American Indians
B
citizens 18 and older
C
naturalized citizens
D
African American women
24

A student draws two parabolas on graph paper. Both parabolas cross the x-axis at (–4, 0) and (6, 0). The y-intercept of the first parabola is (0, –12). The y-intercept of the second parabola is (0, –24). What is the positive difference between the a values for the two functions that describe the parabolas? Write your answer as a decimal rounded to the nearest tenth.

Answer not available
25

How many states must request a national convention to amend the US Constitution?

A
one-fourth
B
one-third
C
two-thirds
D
three-fourths
26

The vertex of a quadratic function is (6, 2), and the y-intercept of the function is (0, −70). The equation of the function in vertex form, f(x)=a(x−h)2+k, is shown.−70=a(0−6)2+2

A
−6
B
−2
C
2
D
6

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