我现在也属于没有耐心了．不过中级代数也有个别题目的推导（书本上上的）我和弟弟也一点思路没有．只能看答案了．：（

来源: Pilsung 于 2025-07-22 21:51:33 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.