求lim_(h->1)(Inx-x+1)/(x^2-x)

问题描述:

求lim_(h->1)(Inx-x+1)/(x^2-x)

x->1时,
lim(Inx-x+1)/(x^2-x)=lim(1/x-1)/(2x-1)=(1/1-1)/(2*1-1)=0 .