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U5D3 Determinant of a Matrix Apr4
By Ali Yasseri
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Last updated 9 months ago
18 questions
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Warm-Up
Use the following matrices to answer questions 1-14.
1
1
1
1
1
1
1
1
1
1
1
1
1
1
HOW TO FIND THE DETERMINANT OF A 2x2AND 3x3 MATRIX
or just use www.desmos.com/matrix
1
Question 15
15.
The determinant of matrix A is _______.
1
Question 16
16.
The determinant of matrix B is _______.
1
Question 17
17.
The determinant of matrix G is _______.
1
Question 18
18.
The determinant of matrix H is _______.
Question 1
1.
I can add A + B.
True
False
Question 2
2.
I can subtract w from D.
True
False
Question 3
3.
C + D = D + C
True
False
Question 4
4.
I can multiply AB.
True
False
Question 5
5.
I can multiply BD.
True
False
Question 6
6.
I can multiply DB.
True
False
Question 7
7.
BD = DB
True
False
Question 8
8.
AB = BA
True
False
Question 9
9.
The dimensions of E are _______ x _______ .
Question 10
10.
After multiplying FC, the order of the resulting matrix is _______ x _______ .
Question 11
11.
After multiplying DG, the dimensions of the resulting matrix is _______ x _______ .
Question 12
12.
After multiplying Hw, the order of the resulting matrix is _______ x _______ .
Question 13
13.
Use desmos.com/matrix to find a, b and c.
a = _______
b = _______
c = _______
Question 14
14.
Look at each square matrix. If you had to choose one number to represent an individual square matrix, how would you select that number?
For example, what one number would you use to represent the data in matrix B? matrix H?