当n趋向于无穷时,求(n+3*（n^0.5）)^0.5 - (n-n^0.5)^(1/3)的极限 .

当n趋向于无穷时,求(n+3*（n^0.5）)^0.5 - (n-n^0.5)^(1/3)的极限 . （2＋（2／3）^1／n)^n,求当n趋向于正无穷的极限 n^2/3^n当n趋向于无穷时求极限 (n+2)^3/(n+1)^4的极限(当n趋向于无穷) 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 求极限:当n趋向无穷时,(-1)的n次方除以n=? 求极限 n趋向无穷 2^n+1 + 3^n+1/2^n+3^n 微积分求极限 n趋向于无穷 (根号(n^4+n+1)-n^2)(3n+4) 为什么是1.5 当n趋向无穷时,1/n^3 + 2^2/n^3 + ...+ (n-1)^2/n^3 的极限怎么求 求极限 n趋向于无穷 lim（(根号下n^2+1)/(n+1)）^n 求极限lim(n趋向于无穷）(n+1)(根号下(n^2+1)-n) 当n趋向无穷时,２的n次方除３的n次方的极限