求lim(n→∞)时[5^n-4^(n-1)]/5^(n+1)+3^(n+2)

求极限 lim(n→∞)[根号(n^2+4n+5)-(n-1)] = lim((5^n-4^(n-1))/((5^(n+1)+3^(n+2)) n→∞时的极限是多少? lim 9^n+4^n+2/5^n-3^2n-1 n趋于无穷大时 求lim n→∞ (1+2/n)^n+3 求极限lim [ 2^(n+1)+3^(n+1)]/2^n+3^n (n→∞) 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→∞) （(2n!/n!*n)^1/n的极限用定积分求 求lim(n+1)(n+2)(n+3)/(n^4+n^2+1) 求极限 lim(n->无穷)[(3n^2-2)/(3n^2+4)]^[n(n+1)] 求极限lim(-2)^n+3^n/(-2)^[n+1]+3^[n+1] (x→∞) 求极限：lim(n→∞)[（3n+1 ）/（3n+2）]^(n+1)