carlamariacastro3 carlamariacastro3
  • 21-10-2021
  • Mathematics
contestada

solve include real and non real solutions.
x^2-8=0

Respuesta :

calvinghasemi8000
calvinghasemi8000 calvinghasemi8000
  • 21-10-2021

Answer:

[tex]x=+2\sqrt{2} and-2\sqrt{2}[/tex]

Step-by-step explanation:

[tex]x^2-8=0[/tex]

[tex]x^2=8[/tex]

[tex]\sqrt{x^2} = \sqrt{8}[/tex]

[tex]x=2\sqrt{2}[/tex]

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