1.solve the equation
1/x-3=1
2.solve the following inequalities.
(a)a+2>3
(b)3x-4<5
收錄日期: 2021-04-13 15:49:01
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080713000051KK02813