设f(x)=e^(-x),则lim(x趋向于0) (f ' (1-2x)-f '(1)) / x
lim(x趋向于0)f(2x)/x=1,且f(x)连续,则f'(0)=
设f(x)在x=1处连续,且lim(x趋向于1时)f(x)/(x-1)=2,则f'(1)=___
设f(x)有二阶连续导数且f'(x)=0,lim(x趋向于0)f''(x)/|x|=1则
设lim(X趋向于0) f(2X) / X等于2/3 则lim(X趋向0) X/ f(3X)等于?
设f(x)有二阶连续导数且f'(0)=0,lim(x趋向于0)f''(x)/|x|=1则
设函数f x=e^2x-2x,lim f'(x)/e^x -1等于 ,x→0
x趋向于0 lim f(x)/x=0
设函数lim 当x趋向于a时 f(x)-f(a)/(x-a)⑵=1/3,则f(x)在x=a处
设f'(x0) 存在,求lim[ f(x0-x)-f(x0)]/x,x趋向于0
若lim[x/f(3x)]=2(x趋向于0),则lim[f(2x)/x]=?(x趋向于0)
设f(1)=f'(1)=2 ,则当x趋向0时,lim {[f(1+x)]^2-[f(1)]^2}/x的极限是多少?
x趋向于0 lim f(x)/x=0,求x趋向0时 lim {[√1+f(x)]-1}/x