曲线在点（0，-1）处的切线方程为 ________.
暂无解析
英语翻译：academicexchanges
英语翻译：预算
Pleasewriteareport_______theabovesubjectsaretobecovered.
Thisisthemostbeautifulvillage_______Ivisitedtheseyears.
Sincewehaveafocusedsubject，weshouldnottalk________.
在点（0，-1）处的切线方程为 ________.
