(2012x)² - 2012²x+x-1=0如何因式分解为(2012²x+1)(x-1)=0

问题描述:

(2012x)² - 2012²x+x-1=0如何因式分解为(2012²x+1)(x-1)=0

(2012x)² - 2012²x+x-1=0
(2012²x² - 2012²x)+(x-1)=0
2012²x²(x- 1)+(x-1)=0
(2012²x+1)(x-1)=0