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Biblioteka

U5D3 Determinant of a Matrix Apr4

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Posljednje ažuriranje about 1 year ago
18

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

or just use www.desmos.com/matrix

1
1
1
1
1
1
1
1
1
1
1
1
1
1

1
Pitanje 15
15.

The determinant of matrix A is .

1
Pitanje 16
16.

The determinant of matrix B is .

1
Pitanje 17
17.

The determinant of matrix G is .

1
Pitanje 18
18.

The determinant of matrix H is .

Warm-Up

Use the following matrices to answer questions 1-14.

Pitanje 1
1.

I can add A + B.

Pitanje 2
2.

I can subtract w from D.

Pitanje 3
3.

C + D = D + C

Pitanje 4
4.

I can multiply AB.

Pitanje 5
5.

I can multiply BD.

Pitanje 6
6.

I can multiply DB.

Pitanje 7
7.

BD = DB

Pitanje 8
8.

AB = BA

Pitanje 9
9.

The dimensions of E are x .

Pitanje 10
10.

After multiplying FC, the order of the resulting matrix is x .

Pitanje 11
11.

After multiplying DG, the dimensions of the resulting matrix is x .

Pitanje 12
12.

After multiplying Hw, the order of the resulting matrix is x .

Pitanje 13
13.

Use desmos.com/matrix to find a, b and c.

a =

b =

c =

Pitanje 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?