Hello everyone I did the following problem:(adsbygoogle = window.adsbygoogle || []).push({});

Click http://img220.imageshack.us/img220/8486/untitled1copy4oq.jpg [Broken] to view the problem and my answer.

The row reduced form is:

1 5 0 0 -7 6 -7

0 0 1 0 -1 1 -1

0 0 0 1 - 2 -4 8

Any help would be great

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# Homework Help: Reduced a big matrix, now the parametric form is not right, :\

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