(2x-1)^2=(3-x)^2
(2x-1)^2-(3-x)^2=0
运用平方差公式得
[(2x-1)+(3-x)][(2x-1)-(3-x)]=0
[2x-1+3-x][2x-1-3+x]=0
(x+2)(3x-4)=0
x+2=0 3x+4=0
x1=-2 x2=-4/3
(2x-1)^2=(3-x)^2
(2x-1)^2-(3-x)^2=0
运用平方差公式得
[(2x-1)+(3-x)][(2x-1)-(3-x)]=0
[2x-1+3-x][2x-1-3+x]=0
(x+2)(3x-4)=0
x+2=0 3x+4=0
x1=-2 x2=-4/3