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Solving the determinant

  1. Oct 3, 2013 #1
    1. The problem statement, all variables and given/known data

    PZn1tG3.png

    2. Relevant equations



    3. The attempt at a solution

    XdrDSIB.png
     
  2. jcsd
  3. Oct 3, 2013 #2

    Ray Vickson

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    What is your question?
     
  4. Oct 3, 2013 #3

    SteamKing

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    If you are trying to evaluate the determinant, there is an arithmetic mistake in calculating the first 2x2 minor, specifically in calculating a12*a21.
     
  5. Oct 4, 2013 #4
    Thanks. I make so many dumb mistakes. :(
     
  6. Oct 4, 2013 #5

    Ray Vickson

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    You mean like not stating the question?
     
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