【简答题】设f(x)∈C[0,+∞]和f(x)→A,当x→+∞时,求 .
【简答题】设f(x)是奇函数,且当x>0时,f(x)= 1 x ,则当x<0时,f(x)=______.
【单选题】.根据护士能力、职称、学历等不同进行科学分级,并安排相应职级的岗位,做到人尽其才、才尽其用,体现了管理的( )
【简答题】设函数f(x)是定义在R上的奇函数,当x<0时,f(x)=x(1+x),则当x>0时,f(x)=______.
【简答题】—Would you like to tell me what our teacher said just now? —She said that light__________faster than sound. A.travels B.traveled C.would travel D.was traveling
【单选题】Go and see for yourself, and you______what be said is true.
【简答题】设f"(x)>0(<0),当x→0时,f(x)~x,证明:当x≠0时,f(x)>x(<x)
【单选题】“Whatever you want, you ____ have it so long as you get the best result,” said the boss.
【单选题】—You said we would have a picnic next Friday? —_____.But it will depend on the weather.