X^2(1-x)+x(x-1)^2 разложить на множители

x²(1-x)+x(x-1)²=x²(1-x)+x(1-x)²=x(1-x)(x+1-x)=x(1-x)*1=x(1-x)

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