Respuesta :

The question is given as :

[tex]3x^2-2=25[/tex]

collect like terms as;

[tex]3x^2=25+2[/tex][tex]3x^2=27[/tex]

Divide both sides by 3 as

[tex]x^2=\frac{27}{3}[/tex][tex]\begin{gathered} x=\sqrt[\square]{9} \\ \end{gathered}[/tex][tex]x=3[/tex]

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