lim[2n/(n+1)]

lim[(n+3)/(n+1))]^(n-2) 【n无穷大】 lim(n+1)^(1/2)-n^(1/2) ,n->无穷大 lim n->无穷大(2^n-1)/(3^n+1) lim根号n^2+n+1/3n-2 lim(3^2n+5^n)/(1+9^n) 求lim n→∞ (1+2/n)^n+3 lim(根号(n平方+2n)-根号(n平方-1)) 求极限n~∞,lim(n+1)/2n 求1.lim(3n-(3n^2+2n)/(n-1)) 2.lim(8+1/(n+1)) 3.lim根号n(根号(n+1) Lim n-无穷大 n/(n^2+1^2)+n/(n^2+2^2)+.n/(n^2+n^2) 高数求极限n趋于无穷大时,lim (1/n - sin(1/n))/ (1/n^2),lim (1/n - sin(1/ lim n趋于无穷大(1/n^2+3/n^2+.+2n-1/n^2