如果y=f(x)为连续函数,则lim f(x)= (x趋向于Xo)
设函数f(x)在x0处可导,则lim(x趋向于x0)(f((x+xo)/2))-f(x0))/x-xo=?
x趋向于0 lim f(x)/x=0
若lim[x/f(3x)]=2(x趋向于0),则lim[f(2x)/x]=?(x趋向于0)
设y=f(x)在点x0处可导,且f(x0)为最大值,求lim△x→0 f(xo+△x)-f(x0)/△x
设f是[0,1]上的连续函数,证明lim(n趋向于正无穷)n∫(从0到1)x^nf(x)dx=f(1)
lim(x趋向于0)f(2x)/x=1,且f(x)连续,则f'(0)=
设limf(x) x趋向于x0=A,limg(x) x趋向于 x0不存在,证明lim[f(x)+g(x)] x 趋向于x
举例说明lim(h→0)f(xo+h)-f(xo-h)\2h=f'(xo)存在,推导不出函数f(x)在x=xo
lim f(x)=A x趋向于a limf(x^2)=A x趋向于a^2/1
x趋向于0 lim f(x)/x=0,求x趋向0时 lim {[√1+f(x)]-1}/x
设函数f(x)满足lim(x趋向于无穷大)f(x)=f(x0),则函数f(x)在点x0处:间断?连续?单调?
设函数y=f(x),f'(xo)>0则曲线y=f(x)在点(xo,f(xo))处切线的倾斜角的范围是