-5/3ab²+2a³b-9/2a²b-ab³-1/2a²b-a³b
问题描述:
-5/3ab²+2a³b-9/2a²b-ab³-1/2a²b-a³b
答
-5/3ab²+2a³b-9/2a²b-ab³-1/2a²b-a³b
=a³b-5a²b-5/3ab²-ab³