极限n趋于无穷(1/n+1-2/n+1+3/n+1-4/n+1+.+2n-1/n+1-2n/n+1)的值为?求值
[(2n+3n)/( 2n+1+3n+1)]的极限,n趋于无穷
lim(n趋于无穷)[n(n+1)/2]/n方+3n的极限是多少?
极限n趋于无穷(1/n+1-2/n+1+3/n+1-4/n+1+.+2n-1/n+1-2n/n+1)的值为?求值
(2^n+4^n+6^n+8^n)^(1/n)当n趋于无穷时的极限
(n-1/n+3)的2n次方当n趋于无穷时的极限
求极限,lim(1+n)(1+n^2)(1+n^4)-----(1+n^2n)=?(n趋于无穷)
求极限:lim((2n∧2-3n+1)/n+1)×sin n趋于无穷
求(1^n+2^n+3^n)^1/n,n趋于无穷大的极限
求极限limn趋于无穷 1/n^2+2/n^2+...+n-1/n^2+n/n^2
lim[1/n-1/(n+1)+1/(n+2)-1/(n+3)+...+1/(2n-1)-1/2n] n趋于无穷的极限
求极限 lim(n->无穷)[(3n^2-2)/(3n^2+4)]^[n(n+1)]
证明(2n+1)!/(2n)!当n趋于无穷时的极限为0