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Homework Help: Using symbols to express my problem here

  1. Oct 23, 2007 #1
    Actually I am having a problem with inserting the symbols here. For example if I need to insert the greek letter beta I have to ensert :
    but what is " tex" ?
  2. jcsd
  3. Oct 23, 2007 #2
    Oh, I got it,,, it apears here,,, oh,,, it was confusing,,, sorry1
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