∑(N等于1,2,3,4..n) 5^N/N!,极限怎么求
∑(N等于1,2,3,4..n) 5^N/N!,极限怎么求
求极限lim(x→∞)(1/n+2/n+3/n..+n/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:lim(n→∞)[(3n+1 )/(3n+2)]^(n+1)
(5^n+(-2)^n)/(5^(n+1)+(-2)^(n+1))当n趋近无穷,求极限.
求极限lim [ 2^(n+1)+3^(n+1)]/2^n+3^n (n→∞)
求极限 n趋向无穷 2^n+1 + 3^n+1/2^n+3^n
求极限 lim(n->无穷)[(3n^2-2)/(3n^2+4)]^[n(n+1)]
求(1^n+2^n+3^n)^1/n,n趋于无穷大的极限
lim n →∞ (1^n+3^n+2^n)^1/n,求数列极限
求极限 lim n[1/(n^2+1)+1/(n^2+2^2)+……+1/(n^n+n^n)] (n趋向于无穷大,n^n
求lim n趋于无穷大((n+1)(n+2)(n+3)) / 5n的三次方 的极限