lim((n^2+2n-1)/(2n^2-n+3))的值 求详解

lim((n^2+2n-1)/(2n^2-n+3))的值 求详解 lim（1/n+2^1/n）^n n→∞求详解!高数极限 求lim n→∞ (1+2/n)^n+3 lim[(n+3)/(n+1))]^(n-2) 【n无穷大】 lim（n→∞) （(2n!/n!*n)^1/n的极限用定积分求 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→∞) 求lim(n+1)(n+2)(n+3)/(n^4+n^2+1) lim n →∞ (1^n+3^n+2^n)^1/n,求数列极限 求极限lim(x→∞)（1/n+2/n+3/n..+n/n） lim(n趋于无穷)[n(n+1)/2]/n方+3n的极限是多少? 求1.lim(3n-(3n^2+2n)/(n-1)) 2.lim(8+1/(n+1)) 3.lim根号n(根号(n+1)