已知f(x)在x=1处连续,且limx→1f(x)/(x-1)存在,求f(1)
已知f(x)在x=1处连续,且limx→1f(x)/(x-1)存在,求f(1)
设f(x)在x=0处连续,且limx->0f(x)-1/x=a(a为常数),求f(0),f'(0)
设极限limx→1f(x)存在,且f(x)=3x∧2+2xlimx→1f(x),求f(x)
已知f(x)在x=0的某个邻域内连续,且f(0)=0,limx→0f(x)1-cosx=2,则在点x=0处f(x)(
若函数f(x)在x=0处连续且limx→0f(x)/x存在,试证f(x)在x=0处可导
设f(x)有二阶连续导数且f’(x)=0,limx—0 f’’(x) / [x] =1 为什么f(0)是f(x)的极小值
已知f(x)在x=0的某个邻域内连续,且limx->0f(x)/1-cosx=2,则在x=0处f(x)?
设f(x)在x=0处连续,且lim (f(x)-1)/x=-1,x→0.,求f(0)
设函数f(x)在x=1连续,且f(x)/(x-1)的极限存在,求证f(x)在x=1可导.
f(x)连续且f(x)=x+(x^2)∫ (0,1)f(t)dt,求f(x)
设f(x)具有二阶连续导数,且f′(0)=0,limx→0f″(x)|x|=1,则( )
微积分一道题设f(x)在x=0的某个邻域内连续,且有limx→0 f(x)/xsinx=1,验证x=0为f(x)的驻点且