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 Thursday, November 11, 2010, 8:52 PM 
HI GUYS!
 
 the following is the answers for questions 4, 6 and 7 for BCM tut 2! i know most of you all got answers liao ah, but johnny never come today, and they are different from the books slightly, so i'll just post it. 
  
  
 
  
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