Simple matricies homework

[Deathsnova]

Hey guys, please help me out here, i just have no idea how to figure this one out!

 

I'll write out solution shortly.

http://imgur.com/FoxgewD

EDIT: I made an error in calculating the final answer see below for correction.

Provided there is no computational error in there that is your answer.

 

Can help if you still need it in a few hours

 

I'll write out solution shortly.

http://imgur.com/FoxgewD

Provided there is no computational error in there that is your answer.

The last answer should be
[10]
[37]

I believe

 

The last answer should be
[10]
[37]

I believe

Yes it should I guess that was my before tea brain calculating those values. Nice catch.

 

[Deathsnova]

Thanks guys, you got me through another week of homework.

I really hate that my science degree has a compulsory maths part.