作业帮(6a²-2a²)-(-a²+2ab+b²)-(a²-4ab+3b²)化简
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/13 06:38:20
(6a²-2a²)-(-a²+2ab+b²)-(a²-4ab+3b²)化简
(6a²-2a²)-(-a²+2ab+b²)-(a²-4ab+3b²)化简
(6a²-2a²)-(-a²+2ab+b²)-(a²-4ab+3b²)化简
(6a²-2b²)-(-a²+2ab+b²)-(a²-4ab+3b²)
=6a²-2b²+a²-2ab-b²-a²+4ab-3b²
=(6+1-1)a²-(2+1+3)b²+(4-2)ab
=6a²-6b²+2ab