个人资料

给我悄悄话
更换头像
  • 博客访问：
文章分类
归档

2008 (1)

博文
question help needed (图)
(2008-02-23 17:39:53)


Helloeveryone,
IhaveaproblemsetduemondayformymathclassbutIcannotfigureitout,cansomeonepleasehelpme?Thepictureofthesetisbelow
Thankstoeveryone
http://i25.tinypic.com/ac8ylc.jpg[阅读全文]
阅读 () ┆ 评论 (1)