burgernick1000 burgernick1000
  • 16-08-2018
  • Mathematics
contestada

Solve each equation. 4 = x2 -7

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gmany
gmany gmany
  • 19-08-2018

[tex] x^2-7=4\ \ \ \ |+7\\\\x^2=11\to \boxed{x=\pm\sqrt{11}} [/tex]

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