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Homework Help: Prove the equality using the theorems in determinants

  1. Jul 15, 2005 #1
    without using any expansion method, prove the equality using the theorems in determinants... :surprised
     

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  2. jcsd
  3. Jul 15, 2005 #2
    Do you know Gaussian Elimination?
     
  4. Jul 15, 2005 #3
    yup...but how can i use that?
     
  5. Jul 15, 2005 #4

    AKG

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    Do you also know how elementary row operations affect the determinant of a matrix?
     
  6. Jul 16, 2005 #5
    yes...

    cud u give the solution? thnx!
     
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