Help with Determinants of a 3 by 3 matrix....?

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Help with Determinants of a 3 by 3 matrix....?

here is the given...help please I don't know how...

|1 5 7|
|4 9 2|
|3 3 6|

how to step by step?

2007-10-21 02:33:55 · 1 answers · asked by emo_kidster 1 in Education & Reference ➔ Homework Help

1 answers

Look here:

http://s236.photobucket.com/albums/ff177/jsardi56/?action=view¤t=determinant10-23-07.jpg

Here are the rules:

http://en.wikipedia.org/wiki/Determinant#General_definition_and_computation

2007-10-22 22:51:00 · answer #1 · answered by jsardi56 7 · 0⤊ 0⤋