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allyfranken

  • 2 years ago

find the set of points where the function is continuous: f(x,y) = (x-y)/(1+x^2 + y^2)

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  1. TuringTest
    • 2 years ago
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    the denominator is defined everywhere, and the numerator is coninuous, so it looks like all reals

  2. allyfranken
    • 2 years ago
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    thanks!

  3. TuringTest
    • 2 years ago
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    welcome!

  4. dave444
    • 2 years ago
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    That is correct, but I think you meant to say the denominator is non-zero everywhere.

  5. TuringTest
    • 2 years ago
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    yep :)

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spraguer (Moderator)
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