(a²-2b)²-(1-2b)² 因式分解

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/05 19:01:49
(a²-2b)²-(1-2b)² 因式分解

(a²-2b)²-(1-2b)² 因式分解
(a²-2b)²-(1-2b)² 因式分解

(a²-2b)²-(1-2b)² 因式分解
(a²-2b)²-(1-2b)²
=[(a²-2b)+(1-2b)][(a²-2b)-(1-2b) ]
=(a²-4b+1)(a²-1)
=(a²-4b+1)(a+1) (a-1)