Download Extra Practice Test 1 (3rd Nine Weeks)

Extra Practice-Alg II Test 1 (3rd Nine Weeks)
LT 1.1 I can solve systems of equations by graphing
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
____
1.
a. (1, 1)
b. (–1, –1)
c. (–1, –1)
d. (1, 1)
a. (–4, –2)
b. (2, 4)
c. (–2, –4)
d. (4, 2)
2.
1.2 I can solve systems using substitution.
Solve the system by substitution.
____
____
3.
a. (1, 3)
b. (–1, –3)
c. (–3, –1)
d. (3, 1)
a. (–4, 2)
b. (4, –2)
c. (2, –4)
d. (–2, 4)
4.
1.3 I can solve systems using elimination.
Solve the system using elimination.
____
____
5.
a. (–3, –1)
b. (–1, –3)
c. (1, 3)
d. (3, 1)
a. (2, 1)
b. (–2, –1)
c. (–1, –2)
d. (1, 2)
6.
1.4 I can solve systems of equations with elimination that have unique solutions.
What are the solutions of the following systems?
____
____
7.
a. no solutions
b. (3, 5)
c. infinitely many solutions
d. (0, –5)
a. (–1, –3)
b. infinitely many solutions
c. no solutions
d. (1, 3)
8.
1.5 I can solve system of inqualities by graphing.
Solve the system of inequalities by graphing.
____
9.
a.
c.
y
–4
–2
y
4
4
2
2
O
2
4
x
–4
–2
O
–2
–2
–4
–4
2
4
x
b.
d.
y
–4
–2
y
4
4
2
2
O
2
4
–4
x
–2
O
–2
–2
–4
–4
2
4
x
____ 10.
a.
–6
–4
4
4
2
2
–2 O
–2
2
4
6
–4
–6
x
–4
–2 O
–2
–4
–4
–6
–6
d.
y
–6
y
6
b.
____ 11.
c.
y
6
6
4
4
2
2
2
4
6
x
4
6
x
2
4
6
x
y
6
–2 O
–2
2
–6
–4
–2 O
–2
–4
–4
–6
–6
a.
c.
y
–4
–2
4
4
2
2
O
2
4
–2
O
–2
–4
–4
d.
y
–2
–4
x
–2
b.
–4
y
4
2
2
2
4
–4
x
4
x
2
4
x
2
4
x
y
4
O
2
–2
O
–2
–2
–4
–4
1.6 I can solve systems of absolute value inequalities by graphing.
Solve the system of inequalities by graphing.
____ 12.
a.
c.
y
–4
–2
y
4
4
2
2
O
2
4
x
–4
–2
O
–2
–2
–4
–4
b.
d.
y
–4
–2
y
4
4
2
2
O
2
4
–4
x
–2
O
–2
–2
–4
–4
2
4
x
2
4
x
2
4
x
____ 13.
a.
–4
–2
4
2
2
O
2
4
–2
–4
x
–2
O
–2
–2
–4
–4
d.
y
–4
y
4
b.
____ 14.
c.
y
y
4
4
2
2
O
2
4
x
–4
–2
O
–2
–2
–4
–4
a.
c.
y
–4
–2
4
4
2
2
O
2
4
–4
d.
4
2
2
O
2
4
–4
x
–2
O
–2
–2
–4
–4
in matrix A?
a. 8
b. –6
c. 9
d. 4
in matrix A?
A=
a. 5
b. 4
LT 1.8 I can write a matrix from a system.
c. –6
d. 7
2
4
x
2
4
x
y
4
A=
____ 16. What is element
O
–4
____ 15. LT 1.7 I can identify elements of a matrix.
What is element
–2
–2
y
–2
–4
x
–2
b.
–4
y
How can you represent the system of equations with a matrix?
____ 17.
a.
c.
b.
d.
a.
c.
b.
d.
____ 18.
LT 1.9 I can write a system from a matrix
What linear system of equations does the matrix represent?
____ 19.
____ 20.
a.
c.
b.
d.
a.
c.
b.
d.
LT 1.10 I can use a matrix to solve a system of equations.
What is the solution of the system?
____ 21.
a. (–7, –2)
b. (7, 2)
c. (7, –2)
d. (–2, –7)
a. (–8, –8)
b. (8, 8)
c. (–8, 8)
d. (8, 8)
____ 22.
What is the solution of the system of equations? (Use a calculator.)
____ 23.
a. (2, –4, –3)
b. (3, 4, –2)
c. (–2, 4, 3)
d. (–3, –4, 2)
a. (3, 3, –4)
b. (–3, –3, 4)
c. (–4, 3, 3)
d. (4, –3, –3)
____ 24.
Extra Practice-Alg II Test 1 (3rd Nine Weeks)
Answer Section
MULTIPLE CHOICE
1. ANS:
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DOK:
2. ANS:
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8. ANS:
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C
PTS: 1
DIF: L2
3-1 Solving Systems Using Tables and Graphs
3-1.1 To solve a linear system using a graph or a table
NAT: A.4.d
MA-HS-AT-S-EI6| MA-HS-AT-S-EI18
3-1 Problem 1 Using a Graph or Table to Solve a System KEY: system of linear equations | table
DOK 2
C
PTS: 1
DIF: L2
3-1 Solving Systems Using Tables and Graphs
3-1.1 To solve a linear system using a graph or a table
NAT: A.4.d
MA-HS-AT-S-EI6| MA-HS-AT-S-EI18
3-1 Problem 1 Using a Graph or Table to Solve a System KEY: system of linear equations | table
DOK 2
B
PTS: 1
DIF: L2
REF: 3-2 Solving Systems Algebraically
3-2.1 To solve linear systems algebraically
NAT: A.4.d
MA-HS-AT-S-EI6| MA-HS-AT-S-EI18
3-2 Problem 1 Solving by Substitution
system of linear equations | substitution method
DOK: DOK 2
D
PTS: 1
DIF: L2
REF: 3-2 Solving Systems Algebraically
3-2.1 To solve linear systems algebraically
NAT: A.4.d
MA-HS-AT-S-EI6| MA-HS-AT-S-EI18
3-2 Problem 1 Solving by Substitution
system of linear equations | substitution method
DOK: DOK 2
A
PTS: 1
DIF: L2
REF: 3-2 Solving Systems Algebraically
3-2.1 To solve linear systems algebraically
NAT: A.4.d
MA-HS-AT-S-EI6| MA-HS-AT-S-EI18
3-2 Problem 3 Solving by Elimination
system of linear equations | solve by elimination
DOK: DOK 2
D
PTS: 1
DIF: L2
REF: 3-2 Solving Systems Algebraically
3-2.1 To solve linear systems algebraically
NAT: A.4.d
MA-HS-AT-S-EI6| MA-HS-AT-S-EI18
3-2 Problem 3 Solving by Elimination
system of linear equations | solve by elimination
DOK: DOK 2
A
PTS: 1
DIF: L2
REF: 3-2 Solving Systems Algebraically
3-2.1 To solve linear systems algebraically
NAT: A.4.d
MA-HS-AT-S-EI6| MA-HS-AT-S-EI18
3-2 Problem 5 Solving Systems Without Unique Solutions
system of linear equations | solve by elimination | no solutions
DOK 2
B
PTS: 1
DIF: L2
REF: 3-2 Solving Systems Algebraically
3-2.1 To solve linear systems algebraically
NAT: A.4.d
MA-HS-AT-S-EI6| MA-HS-AT-S-EI18
3-2 Problem 5 Solving Systems Without Unique Solutions
system of linear equations | solve by elimination | infinite solutions
DOK 2
9. ANS:
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KEY:
10. ANS:
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14. ANS:
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KEY:
15. ANS:
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TOP:
DOK:
16. ANS:
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17. ANS:
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18. ANS:
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19. ANS:
REF:
D
PTS: 1
DIF: L3
REF: 3-3 Systems of Inequalities
3-3.1 To solve systems of linear inequalities
NAT: A.4.d
MA-HS-AT-S-EI14
TOP: 3-3 Problem 2 Solving a System by Graphing
system of inequalities | graphing
DOK: DOK 2
C
PTS: 1
DIF: L3
REF: 3-3 Systems of Inequalities
3-3.1 To solve systems of linear inequalities
NAT: A.4.d
MA-HS-AT-S-EI14
TOP: 3-3 Problem 2 Solving a System by Graphing
system of inequalities | graphing
DOK: DOK 2
B
PTS: 1
DIF: L3
REF: 3-3 Systems of Inequalities
3-3.1 To solve systems of linear inequalities
NAT: A.4.d
MA-HS-AT-S-EI14
TOP: 3-3 Problem 2 Solving a System by Graphing
system of inequalities | graphing
DOK: DOK 2
D
PTS: 1
DIF: L2
REF: 3-3 Systems of Inequalities
3-3.1 To solve systems of linear inequalities
NAT: A.4.d
MA-HS-AT-S-EI14
TOP: 3-3 Problem 4 Solving a Linear/Absolute-Value Systems
system of inequalities | graphing | absolute value
DOK: DOK 2
B
PTS: 1
DIF: L3
REF: 3-3 Systems of Inequalities
3-3.1 To solve systems of linear inequalities
NAT: A.4.d
MA-HS-AT-S-EI14
TOP: 3-3 Problem 4 Solving a Linear/Absolute-Value Systems
system of inequalities | graphing | absolute value
DOK: DOK 2
A
PTS: 1
DIF: L3
REF: 3-3 Systems of Inequalities
3-3.1 To solve systems of linear inequalities
NAT: A.4.d
MA-HS-AT-S-EI14
TOP: 3-3 Problem 4 Solving a Linear/Absolute-Value Systems
system of inequalities | graphing | absolute value
DOK: DOK 2
A
PTS: 1
DIF: L2
3-6 Solving Systems Using Matrices
3-6.1 To represent a system of linear equations with a matrix
A.4.d
STA: MA-HS-AT-S-EI6
3-6 Problem 1 Identifying a Matrix Element
KEY: matrix
DOK 1
A
PTS: 1
DIF: L2
3-6 Solving Systems Using Matrices
3-6.1 To represent a system of linear equations with a matrix
A.4.d
STA: MA-HS-AT-S-EI6
3-6 Problem 1 Identifying a Matrix Element
KEY: matrix
DOK 1
D
PTS: 1
DIF: L2
3-6 Solving Systems Using Matrices
3-6.1 To represent a system of linear equations with a matrix
A.4.d
STA: MA-HS-AT-S-EI6
3-6 Problem 2 Representing Systems With Matrices
KEY: systems of equations | matrices
DOK 1
B
PTS: 1
DIF: L4
3-6 Solving Systems Using Matrices
3-6.1 To represent a system of linear equations with a matrix
A.4.d
STA: MA-HS-AT-S-EI6
3-6 Problem 2 Representing Systems With Matrices
KEY: systems of equations | matrices
DOK 1
B
PTS: 1
DIF: L2
3-6 Solving Systems Using Matrices
20.
21.
22.
23.
24.
OBJ:
NAT:
TOP:
DOK:
ANS:
REF:
OBJ:
NAT:
TOP:
DOK:
ANS:
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OBJ:
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TOP:
DOK:
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DOK:
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KEY:
ANS:
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OBJ:
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TOP:
KEY:
3-6.1 To represent a system of linear equations with a matrix
A.4.d
STA: MA-HS-AT-S-EI6
3-6 Problem 3 Writing a System From a Matrix
KEY:
DOK 1
C
PTS: 1
DIF: L2
3-6 Solving Systems Using Matrices
3-6.1 To represent a system of linear equations with a matrix
A.4.d
STA: MA-HS-AT-S-EI6
3-6 Problem 3 Writing a System From a Matrix
KEY:
DOK 1
A
PTS: 1
DIF: L3
3-6 Solving Systems Using Matrices
3-6.2 To solve a system of linear equations using matrices
A.4.d
STA: MA-HS-AT-S-EI6
3-6 Problem 4 Solving a System Using a Matrix
KEY:
DOK 2
D
PTS: 1
DIF: L3
3-6 Solving Systems Using Matrices
3-6.2 To solve a system of linear equations using matrices
A.4.d
STA: MA-HS-AT-S-EI6
3-6 Problem 4 Solving a System Using a Matrix
KEY:
DOK 2
B
PTS: 1
DIF: L4
3-6 Solving Systems Using Matrices
3-6.2 To solve a system of linear equations using matrices
A.4.d
STA: MA-HS-AT-S-EI6
3-6 Problem 5 Using a Calculator to Solve a Linear System
systems of equations | matrices
DOK: DOK 2
A
PTS: 1
DIF: L4
3-6 Solving Systems Using Matrices
3-6.2 To solve a system of linear equations using matrices
A.4.d
STA: MA-HS-AT-S-EI6
3-6 Problem 5 Using a Calculator to Solve a Linear System
systems of equations | matrices
DOK: DOK 2
system of equations | matrices
systems of equations | matrices
systems of equations | matrices
systems of equations | matrices