Respuesta :

Answer:

  1. The domain is the range of values that the function expands over.
  2. For example x^2 has a domain of all real values on the ordinary number line.
  3. Recognize that 4/x is simply a modification of 1/x.
  4. Hence the graph looks like two parabolic motions on the x-y plane
  5. So the domain is
  6. [tex]( - \infty, 0) U(0 ,\infty )[/tex]
  7. Note that X cannot equal 0.
  8. Hope this helps! Rate positively and give brainlist