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Homework Help: Wronskian Matrix

  1. Oct 19, 2015 #1
    1. The problem statement, all variables and given/known data
    Screenshot (47).png
    Page 133
    2. Relevant equations

    3. The attempt at a solution
    What is the process for rewriting the third column? 2x-3 and be rewritten as 2x, and 2-3cosx can be rewritten as 2.
    I don't get this.
  2. jcsd
  3. Oct 19, 2015 #2


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    Science Advisor
    Homework Helper

    They are adding 3 times the second column to the third.
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