﹙3a³-5²﹚÷﹙-3分之1a²﹚-﹙6a²-4a﹚÷2
来源：学生作业帮助网 编辑：六六作业网 时间：2025/01/11 13:24:18
﹙3a³-5²﹚÷﹙-3分之1a²﹚-﹙6a²-4a﹚÷2﹙3a³-5²﹚÷﹙-3分之1a²﹚-﹙6a²-4a﹚÷2﹙3
﹙3a³-5²﹚÷﹙-3分之1a²﹚-﹙6a²-4a﹚÷2
﹙3a³-5²﹚÷﹙-3分之1a²﹚-﹙6a²-4a﹚÷2
﹙3a³-5²﹚÷﹙-3分之1a²﹚-﹙6a²-4a﹚÷2
题目应是 ﹙3a³-a²﹚÷﹙-3分之1a²﹚-﹙6a²-4a﹚÷2
=-9a+3-3a²+2a
=-3a²-7a+3