Chapters

## Exercise 1

Given the matrices:

Solve the matrix equation:

## Exercise 2

Given the matrices:

Solve the matrix equation:

## Exercise 3

Given the matrices:

Solve the matrix equations:

## Exercise 4

Given the matrices:

Solve the matrix equation:

## Exercise 5

Solve the matrix equation:

## Exercise 6

Solve the system using a matrix equation.

## Exercise 7

Calculate A and B:

## Exercise 8

Solve the following equations without developing the determinants.

1

2

## Solution of exercise 1

1Given the matrices:

Solve the matrix equation:

there is the inverse

## Solution of exercise 2

Given the matrices:

Solve the matrix equation:

there is the inverse

## Solution of exercise 3

Given the matrices:

Solve the matrix equations:

1.

2.

3.

4.

5.

## Solution of exercise 4

Given the matrices:

Solve the matrix equation:

## Solution of exercise 5

Solve the matrix equation:

## Solution of exercise 6

Solve the system using a matrix equation.

## Solution of exercise 7

Calculate A and B:

**Multiply the second equation by −2.**

**Add the equations.**

**Multiply the first equation by 3 and add the equations:**

## Solution of exercise 8

Solve the following equations without developing the determinants.

1

2

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