engelbertdelcas engelbertdelcas
  • 18-11-2017
  • Mathematics
contestada

what is true about the solution of x^2 / 2x - 6 = 9 / 6x - 18

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gmany
gmany gmany
  • 15-07-2018

[tex] \text{The domain}\\2x-6\neq0\ \wedge\ 6x-18\neq0\to x\neq3\\\\\dfrac{x^2}{2x-6}=\dfrac{9}{6x-18}\\\\\dfrac{x^2}{2(x-3)}=\dfrac{9}{6(x-3)}\ \ \ |\cdot6\\\\\dfrac{3x^2}{x-3}=\dfrac{9}{x-3}\iff3x^2=9\ \ \ |:3\\\\x^2=3\to x=\pm\sqrt3 [/tex]

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lyndsiharrison lyndsiharrison
  • 16-03-2020

Answer:

A on edge/e2020

Step-by-step explanation:

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