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U5D3 Determinant of a Matrix Apr4

Last updated 7 months ago
18 questions
Warm-Up
Use the following matrices to answer questions 1-14.
1

I can add A + B.

1

I can subtract w from D.

1

C + D = D + C

1

I can multiply AB.

1

I can multiply BD.

1

I can multiply DB.

1

BD = DB

1

AB = BA

1
The dimensions of E are _______ x _______ .
1
After multiplying FC, the order of the resulting matrix is _______ x _______ .
1
After multiplying DG, the dimensions of the resulting matrix is _______ x _______ .
1
After multiplying Hw, the order of the resulting matrix is _______ x _______ .
1
Use desmos.com/matrix to find a, b and c.
a = _______
b = _______
c = _______
1

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?

HOW TO FIND THE DETERMINANT OF A 2x2AND 3x3 MATRIX


or just use www.desmos.com/matrix

1
The determinant of matrix A is _______.
1
The determinant of matrix B is _______.
1
The determinant of matrix G is _______.
1
The determinant of matrix H is _______.