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Unit 2A Test-Retake
By Melanie S Boyd
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Last updated over 2 years ago
31 questions
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DESMOS CALCULATOR
https://www.desmos.com/testing/virginia/scientific
Question 1
1.
Find the y-intercept for
visibility
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Question 2
2.
What is the equation of the axis of symmetry of:
visibility
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Question 3
3.
What is the vertex of:
visibility
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Question 4
4.
Identify where the function:
is decreasing. (input your answer in interval form)
visibility
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Question 5
5.
Factor completely:
visibility
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Question 6
6.
Factor completely:
visibility
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Question 7
7.
is a perfect square trinomial, what is the value of c?
visibility
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Question 8
8.
{-2,12}
{-8,-3}
{3,8}
{-12,2}
visibility
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Question 9
9.
Select the apparent factors of the quadratic function shown.
(x+3)
(x+5)
(x+4)
(x-1)
x
(x-3)
(x+1)
(x-4)
visibility
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Question 10
10.
After completely factoring:
which of the following are all the factors:
48
3
visibility
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Question 11
11.
After completely factoring:
which of the following are all the factors:
64
4
visibility
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Question 12
12.
Solve:
(put your answer in set notation using { } )
visibility
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Question 13
13.
Input your answer in set notation using {}
visibility
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Question 14
14.
-3
1
0
3
no solution
-1
visibility
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Question 15
15.
Solve by factoring:
Input your answer in set notation using {}
visibility
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16
17
18
19
zoom_in
1
Question 16
16.
For the equation:
What is the y-intercept?
(as a point (x,y) )
visibility
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1
1
1
20
23
21
22
zoom_in
1
Question 20
20.
For the equation:
What are the x-intercept(s)?
(input as a point (x,y) and separate by a comma if necessary, or if there are no real solutions, type: none)
visibility
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1
1
Question 22
22.
For the equation:
domain: (in interval notation)
visibility
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1
24
25
26
zoom_in
1
Question 24
24.
Roots: (in set notation using {}
(note graph this in show your work if necessary)
visibility
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1
Question 25
25.
What is the y-intercept? (as a point (x,y) )
visibility
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1
Question 27
27.
Given the equation:
Choose all of the appropriate transformations of this function
shift 3 up
shift 7 right
shift 7 left
shift 3 down
reflected in the x-axis
visibility
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Question 28
28.
Given the graph, h=?
visibility
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Question 29
29.
Given the graph, k=?
visibility
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Question 30
30.
Given the graph above, choose all of the appropriate transformations:
Shift up 1
Stretched by a factor of 2
Compressed by a factor of 2
Reflected in the x-axis
Shift right 2
Shift down 1
Shift left 2
visibility
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Question 31
31.
Question 17
17.
For the equation:
What is the vertex?
(as a point (x,y) )
visibility
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Question 18
18.
For the equation:
What is the axis of symmetry?
(this is an equation)
visibility
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Question 19
19.
For the equation:
What is the range?
(in interval notation)
visibility
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Question 21
21.
For the equation:
Increasing interval:
(in interval notation)
visibility
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Question 23
23.
For the equation:
range: (interval notation)--(the 'paper' says vertex...but I'm looking for range here)
visibility
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Question 26
26.
Increasing interval? (in interval notation)
visibility
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