
Understanding Augmented Matrices

Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Hard
+2
Standards-aligned

Ethan Morris
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the structure of an augmented matrix for a system of three equations with three unknowns?
3x3 matrix
4x4 matrix
4x3 matrix
3x4 matrix
Tags
CCSS.HSA.REI.C.8
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In an augmented matrix, what does each row represent?
A constant
A variable
A coefficient
An equation
Tags
CCSS.HSA.REI.C.8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are the coefficients of variables typically organized in an augmented matrix?
In random order
In alphabetical order
In numerical order
In reverse order
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the coefficient of the Y term in the first equation of the given example?
7
-6
-3
300
Tags
CCSS.HSA.CED.A.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the second example, which variable's coefficients are placed in the first column?
S
C
B
N
Tags
CCSS.HSA.REI.C.8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you handle missing terms in an augmented matrix?
Leave the space blank
Ignore them
Add zero coefficients
Use negative coefficients
Tags
CCSS.HSA.APR.C.5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the constant term in the second row of the new example?
400
250
300
350
Tags
CCSS.HSA.REI.C.8
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