# Question #61134

##### 2 Answers

Apr 10, 2017

Ok, I hope I got the questions right...!

#### Explanation:

I will start from the second that helps to understand the first...

Now you can try to solve question a) where I think he wants the inverse:

The matrix with

If you cannot find it let me know...:-)

Apr 10, 2017

ok then...let us try:

#### Explanation:

Have a look:

Now try by yourself to test the inverse doing: