
Determinants and Matrix Operations

Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Hard
+1
Standards-aligned

Lucas Foster
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in finding the determinant of a 4x4 matrix?
Multiply all elements
Transpose the matrix
Add all elements
Identify the row or column with the most zeros
Tags
CCSS.HSN.VM.C.8
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the numbers in the first row of the 4x4 matrix?
They are subtracted from the final result
They are added to the final result
They are ignored
They are used as multipliers for the 3x3 matrices
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it beneficial to choose a row or column with zeros?
It increases the determinant
It has no effect
It simplifies calculations
It decreases the determinant
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the determinant of the first 3x3 matrix formed?
19
74
21
95
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the determinant of the second 3x3 matrix?
52
65
13
15
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the determinant of the third 3x3 matrix?
20
14
7
6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you verify the determinant of a 4x4 matrix?
By using a calculator
By using Wolfram Alpha
By guessing
By using a ruler
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