if (x+3)^2-(x+1)(x-3)≡P(x+1)+Q,
find P and Q.
plz show step by step
thanks a lot!
收錄日期: 2021-04-30 16:59:50
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20120724000051KK00537