2(х^2-4x+4)=2(x-2)^2-(a^2-8ab+16b^2)=-(a-4b)^2-(12x^3-12x^2+3x)=-3x(4x^2-4x+1)=-3x(2x-1)^2
2х^2-8х+8=2(х^2-4х+4)=2(х-2)^2=2(х-2)(х-2)
-а^2+8ав-16в^2=-(а^2-8ав+16в^2)= - (а-4)^2=- (а-4)(а-4)
-12х^3+12х^2-3х= -3х(4х^2-4х+1)=-3х(2х-1)^2=-3х(2х-1)(2х-1)
2(х^2-4x+4)=2(x-2)^2
-(a^2-8ab+16b^2)=-(a-4b)^2
-(12x^3-12x^2+3x)=-3x(4x^2-4x+1)=-3x(2x-1)^2
2х^2-8х+8=2(х^2-4х+4)=2(х-2)^2=2(х-2)(х-2)
-а^2+8ав-16в^2=-(а^2-8ав+16в^2)= - (а-4)^2=- (а-4)(а-4)
-12х^3+12х^2-3х= -3х(4х^2-4х+1)=-3х(2х-1)^2=-3х(2х-1)(2х-1)