Calc III Question ? *****


Find the Domain D and the Range R for the function: f(x,y)=sqrt(x-y).
  • D = R = positive real numbers
  • All the real numbers
  • D = {(x,y) R2 : x y }, R = R+
  • D does not exist but the range is all the reals.
  • D = {(x,y) R2 : x y } = R
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    Carlos Rodriguez <carlos@math.albany.edu>
    This problem was contributed by a student. It is offered as it is with no warranty of any kind
    Last modified:Wed Mar 21 11:36:09 GMT-0500 (EST) 2001