Thank you for the opportunity to help you with your question!
ANSWER IS GIVEN IN THE FOLLOWING FILE.
echolen form 1662015.doc
I wasn't really asking for any calculations. More of a clarification of the solution. How to get the elementary matrices given up there?
0 1 How do you get that elementary matrix and the two below that?
I have tried to clarify in the above link. If it is not clear, kindly forward some matrix and I will solve it.
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