People travel to leave all their troubles behind, however, ironically, their mind is most likely to solve their most difficult problems when they are in a distant place. A、正确 B、错误
参考答案:
要使函数f(x)=√5+x-√5-x/x在x=0处连续,应给f(0)补充定义的数值 A. 1 B.
要使函数f(x)=√5+x-√5-x/x在x=0处连续,应给f(0)补充定义的数值 A. 1 B. 2 C. D.