证明n趋向无穷时,5n^2/(7n-n^2)的极限等于-5
证明n趋向无穷时,5n^2/(7n-n^2)的极限等于-5
计算数列极限,当N趋向于无穷时,根号下(N^2+4N+5)-(N-1)的极限
求n趋向无穷时 [(1+1/n)(1+2/n)...(1+n/n)]^1/n 的极限?
当n趋向无穷时,2的n次方除3的n次方的极限
n趋向正无穷时,[(2n-1)!/(2n!)]的极限是多少?
用极限定义证明: lim( 2^n/n!)=0 其中n趋向于无穷.
lim[(根号下n^2+n)-n],n趋向于无穷,求函数的极限
已知xn=n+2/2n+3 证明n趋向于无穷xn的极限是1/2
依据极限定义证明lim{(n^2+a^2)/n}=1 n趋向于无穷时
求极限 n趋向无穷 2^n+1 + 3^n+1/2^n+3^n
n趋向无穷时,求 nsin(pi/n)的极限
n次根号[1+x^(2n)]的极限(n趋向正无穷)