# [SOLVED] row coloum space

• December 17th 2007, 10:28 AM
mrheyhey07
[SOLVED] row coloum space
Hey guys, just found this nice site and was wondering if someone can help me out? I need this done an there'll be a similar question on my exam tomorrow. I'm stuck on this question,

http://img511.imageshack.us/img511/6218/mathsgy0.jpg
I don;t know the method. I think I gotta break it down a bit first but I'm not sure. Any takers?

$\begin{bmatrix}1&-1&2\\0&1&2\\0&0&0\\0&0&0\end{bmatrix}$