LorenaD487295 LorenaD487295
  • 25-10-2022
  • Mathematics
contestada

solve the quadratic equation below.3x^2-9=0

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NyleeD588955 NyleeD588955
  • 25-10-2022
[tex]\begin{gathered} 3x^2-9=0 \\ 3x^2-9+9=0+9 \\ 3x^2=9 \\ \frac{3x^2}{3}=\frac{9}{3} \\ x^2=3 \\ x=\sqrt{3},\: x=-\sqrt{3} \end{gathered}[/tex]

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