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Math questions

  1. Sep 15, 2011 #1
    1. The problem statement, all variables and given/known data

    i have questions attached here,help me solve , thx

    2. Relevant equations



    3. The attempt at a solution
     

    Attached Files:

  2. jcsd
  3. Sep 18, 2011 #2
    Sorry, the board don't function like this.
    You need to show your attempts before asking for any help. :smile:
     
  4. Sep 18, 2011 #3

    HallsofIvy

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    A number of problems posted with no work shown- thread closed.
     
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