1-x = square of change sign 3 × X - change sign 3 × x

1-x = square of change sign 3 × X - change sign 3 × x

1-x=√3x^2-√3x
√3x(x-1)=1-x
√3x(x-1)+x-1=0
(x-1)(√3x+1)=0
x1=1,x2=-√3/3