Unformatted text preview: Â·Â·Â· + x n a 2 n a 22 Â·Â·Â· a 2 n . . . . . . . . . . . . x 2 a n 2 + Â·Â·Â· + x n a nn a n 2 Â·Â·Â· a nn f f f f f f f f f . Now det A is unchanged in value if we perform the operation C 1 â†’ C 1x 2 C 2Â·Â·Â·x n C n : det A = f f f f f f f f f a 12 Â·Â·Â· a 1 n a 22 Â·Â·Â· a 2 n . . . . . . . . . . . . a n 2 Â·Â·Â· a nn f f f f f f f f f = 0 . 49...
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 Fall '10
 Dreibelbis
 Linear Algebra, Vector Space, Column, Det, Howard Staunton

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