Respuesta :

dalmagro78
[tex]3x^2-192=0[/tex]
[tex]3x^2=192[/tex]
[tex]x^2=\frac{192}{3}[/tex]
[tex]x=\pm \sqrt{64}[/tex]
[tex]x=\pm 8[/tex]

x=-8 and x=8 are the solutions

sharon56

[tex]3 {x}^{2} - 192 = 0 \\ 3 {x}^{2} = 192 \\ {x}^{2} = 64 \\ \\ x _{ _{1} } = - 8 \\ x _{ _{2} } = 8[/tex]

hope it's correct

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