Linear Algebra: Rule of Sarrus of Determinants
Description
A alternative "short cut" for calculating 3x3 determinants (Rule of Sarrus)
More free lessons at: http://www.khanacademy.org/video?v=4xFIi0JF2AM
More free lessons at: http://www.khanacademy.org/video?v=4xFIi0JF2AM
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