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What is th domain of f(x,y)

  1. Aug 23, 2009 #1
    Here is my question, that what is the domain of f, while
  2. jcsd
  3. Aug 23, 2009 #2
    Ask yourself this question, and you'll have answered your own question:

    For what values of (x,y) is f(x,y) undefined?
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