若3a²-a-2=0,则-6a²+2a=要讲解

来源：学生作业帮助网 编辑：作业帮 时间：2024/11/26 10:27:12
若3a²-a-2=0,则-6a²+2a=要讲解
x){ѽ8QMZ7Q@iL]3Qe/mz|MR>! lHb]# M[]<;m H

若3a²-a-2=0,则-6a²+2a=要讲解
若3a²-a-2=0,则-6a²+2a=
要讲解

若3a²-a-2=0,则-6a²+2a=要讲解
3a²-a-2=0,则-6a²+2a=-2(3a²-a)=-4