Question

3x²-12x+2=0

Answer 1

Complete squares or use quadratic formula:
\( 3x^2-12x+2=0 => 3(x^2-4x+2/3)=0 => (x-2)^2+2/3-4=0 => \)
\( (x-2)^2 =10/3 => x-2=\pm \sqrt{10/3} => x=2\pm \sqrt{10/3} \)