Question 1184581
{{{-2(3x-1)(3x+1)=0}}}

{{{(3x-1)(3x+1)=0}}}

{{{(3x)^2-(1)^2=0}}}

{{{9x^2-1=0}}}

{{{9x^2+0x-1=0}}}
Now you compare this to {{{ax^2+bx+c=0}}}.