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Let's go

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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Emma

Emma

I am passionate about travelling and currently live and work in Paris. I like to spend my time reading, gardening, running, learning languages and exploring new places.