问题标题:
5/6a³-1/3a²-2ab+5a³b²-1/3+5/6+3ab+2/3ba²
问题描述:

5/6a³-1/3a²-2ab+5a³b²-1/3+5/6+3ab+2/3ba²

蔡剑红回答:
  5/6a³-1/3a²-2ab+5a³b²-1/3+5/6+3ab+2/3ba²   =5a³b²+5/6a³-1/3a²+2/3ba²+ab+1/2
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