x方-4x+3=0怎样用配方法解啊,

问题描述:

x方-4x+3=0怎样用配方法解啊,

x方-4x+3=0
x方-4x+4-1=0
x方-4x+4=1
(x-2)²=1
x-2 = ±1
x= 3 或x=1