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

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