数列极限 lim[kn^2/n-n^2/(n+1)-n^2/(n+2)-...-n^2/(n+k)]

数列极限 lim[kn^2/n-n^2/(n+1)-n^2/(n+2)-...-n^2/(n+k)] lim n →∞ (1^n+3^n+2^n)^1/n,求数列极限 数列极限(n为无限大)lim(n+1-根号（n^2+n))= lim[n/(n*n+1*1)+n/(n*n+2*2)+...+n/(n*n+n*n)],当x趋向无穷大时,怎么求极限, 求极限n~∞,lim(n+1)/2n 数列求极限 lim (n->∞) (1/2+3/2^2+...+(2n-1)/2^n)lim (n->∞) n^k/a^ (n->00) Lim(n+k)/(n^2+k)(n从1—直加到n) 求极限 lim(n->无穷)[(3n^2-2)/(3n^2+4)]^[n(n+1)] 求极限lim [ 2^(n+1)+3^(n+1)]/2^n+3^n (n→∞) 一道极限题,lim[n^2(2n+1)]/(n^3+n+4)n->∞ lim（n→∞) （(2n!/n!*n)^1/n的极限用定积分求 求极限lim(x→∞)（1/n+2/n+3/n..+n/n）