年级 | 科目 | 问题描述 | 提问时间 |
初一 | 数学 | 数学求解 | 2013-05-28 13:03:47 |
已知关于X的一元二次方程x²+mx+2=0与x²+2x+m=0有一个公共根,则m= ,该公共根是
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程厚德 2014-11-01 14:20:07 | |||
程厚德 2014-11-15 19:09:44 | |||
程厚德 2014-11-15 19:10:41 | |||
程厚德 2014-11-15 19:11:10 | |||
程厚德 2014-11-15 19:11:51 | |||
程厚德 2014-12-02 19:45:09 | |||
杜柘庭 2014-12-10 21:01:44 | |||
这家伙还没结贴啊 | |||
周黄聪 2014-12-29 18:57:38 | |||
袁一飞 2014-12-29 20:51:50 | |||
张袁斌 2015-01-18 12:05:57 | |||
廖琦 2015-01-30 23:51:18 | |||
廖琦 2015-01-30 23:51:18 | |||
詹玉靖 2015-02-15 13:38:35 | |||
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程厚德 2015-03-01 11:26:59 | |||
张袁斌 2015-04-08 19:45:18 | |||
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