1/2a²+(1/2ab-1/2a²)+(1/2b²-1/2ba)化简
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/17 00:34:34
1/2a²+(1/2ab-1/2a²)+(1/2b²-1/2ba)化简
1/2a²+(1/2ab-1/2a²)+(1/2b²-1/2ba)化简
1/2a²+(1/2ab-1/2a²)+(1/2b²-1/2ba)化简
原式=(1/2a²-1/2a²)+(1/2ab-1/2ba)+1/2b²
=1/2b²
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来源:学生作业帮助网 编辑:作业帮 时间:2024/05/17 00:34:34
1/2a²+(1/2ab-1/2a²)+(1/2b²-1/2ba)化简
1/2a²+(1/2ab-1/2a²)+(1/2b²-1/2ba)化简
1/2a²+(1/2ab-1/2a²)+(1/2b²-1/2ba)化简
原式=(1/2a²-1/2a²)+(1/2ab-1/2ba)+1/2b²
=1/2b²