【简答题】设函数 在 内可导, ,且其反函数为 若 ,求 .
【简答题】Li Hua has just come back from the US and intends to give some of his relatives mentioned in 1-5 some books as gifts. He brings back six books (A-F). After the description of each person, decide which...
【简答题】设f(x)在(-1,1)内连续,在x=0处可导,且f(0)=0,f'(0)=1,求极限
【单选题】以下常见的工程材料中,( )相对最为符合结构力学对材料的假定。
【判断题】SOM是决定土壤其他质量指标的主要因素。(对)