求极限lim(n→∞)1/(n²+n+1)+2/(n²+n+2)+...+n/(n²+n+n)lim(n→∞)1/(n²+n+1)+2/(n²+n+2)+...+n/(n²+n+n)
问题描述:
求极限lim(n→∞)1/(n²+n+1)+2/(n²+n+2)+...+n/(n²+n+n)
lim(n→∞)1/(n²+n+1)+2/(n²+n+2)+...+n/(n²+n+n)
答