f(x)在x=2处连续,lim(x→2)f(x)/x-2=3.那么f'(2)=
设函数f(x)在x=2处连续,且lim(x→2)f(x)/(x-2)(x→2)=3,求f'(2).
f(x)在x=2处连续,lim[f(x)/(x-2)]=3 (X趋向于2),求f(2)和f'(2)
求lim(x→0)[(xf'(x))/(2f(x))]^(1/x),其中f(x)在x=0点某邻域内有三阶连续导数,f(0
f(x)在x=0处连续,且x→0时,lim (f(2x)-f(x))/x = A(常数).求证 f(x)在x=0处可导,
设函数f(x)连续,lim((f(x)/x)-1/x-(sinx/x^2))=2,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)=___
设函数f(x)在x=2处连续,且lim(x)/(x-2)(x→2)=2,求f'(2).
设函数f(x)在x=0处连续,若f(x)=g(x)/sinx,(x≠0),f(x)=2(x=0),则lim(x→0)g(
lim(x趋向于0)f(2x)/x=1,且f(x)连续,则f'(0)=
已知函数f(x)连续,且lim(x->0)[f(x)/x]=2,则曲线y=f(x)应对x=0处切线方程为?
若f(x)在x=0上连续且lim(x趋于0)f(x)/x=2,求f'(0)=多少?
设f(x)在x=0连续,且lim(x+sinx)/ln[f(x)+2]=1x趋近于0,则f'(0)?