直接法:2次式平方用差消去4次和2次,..立得解.

来源: jinjing 于 2014-09-29 17:01:30 [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.

Change Ad Consent