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F(x)=xabs(x) show f '(0) exists

  1. Oct 18, 2011 #1
    f(x)=xabs(x) show f '(0) exists
     
  2. jcsd
  3. Oct 18, 2011 #2
    What have you tried so far. You'll have to show some work first showing you attempted it before we can help you.
     
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