Answer:
[tex]\sf 36x^2 -24x +4[/tex]
solving step wise:
[tex]\sf (6x-2)^2[/tex]
[tex]\sf (6x-2)(6x-2)[/tex]
[tex]\sf 36x^2 -12x -12x +4[/tex]
[tex]\sf 36x^2 -24x +4[/tex]
or
[tex]\sf (6x-2)^2[/tex]
[tex]\sf (6x)^2 +2*6x*-2+(-2)^2[/tex]
[tex]36x^2 -24x +4[/tex]
