若求5a2b－[3ab2－2（ab－2.5a2b）+ab]+4ab2的值； 問題詳情：若求5a2b－[3ab2－2（ab－2.5a2b）+ab]+4ab2的值；【回答】知識點：整式的加減題型：解答題...
![若求5a2b－[3ab2－2（ab－2.5a2b）+ab]+4ab2的值；](https://i3.guowenba.com/2a3f740786fedf90c5/2b2f7f1c/733978/77632b41d0a7ca8acf44-s.gif "若求5a2b－[3ab2－2（ab－2.5a2b）+ab]+4ab2的值；")