Question

Представте в виде произведения: 
$x^{2} (1-x) +x (x-1)^{2}$

Answer 1

-x^2(x-1)+x(x-1)^2=x(x-1)(-x+x-1)=-x(x-1)

Answer 2

  $x^2(1-x)+x(x-1)^2= -x^2(x-1)+x(x-1)^2=\\=x(x-1)(-x+x-1)=x(x-1)(-1)=-x(x-1)$