总结n+n+1+n+2+n+3+……的规律

总结n+n+1+n+2+n+3+……的规律 (1/(n^2 n 1 ) 2/(n^2 n 2) 3/(n^2 n 3) ……n/(n^2 n n)) 当N越于无穷大的极限(1/(n^2+n+1 ) +2/(n^2+n+2) +3/(n^2+n+3) ……n/(n^2+n+n)) 当N越于无穷大的极限 1+(n+2)+(2n+3)+(3n+4)+(4n+5)+……((n-1)n+n)的答案 若n等于1或-1,求n-2n+3n-4n+…+49n的值 n是自然数,0≤n≤101,则| n-1|+|n-2|+|n-3|+…+|n-100|的最小值, 求极限 lim【1/（n^2+n+1）+2/（n^2+n+2）+3/（n^2+n+3）+……+n求极限 lim【1/（n^2+n+1）+2/（n^2+n+2）+3/（n^2+n+3）+……+n/（n^2+n+n）】n趋向于无穷 过程及我的错误点 证明不等式：(1/n)的n次方+(2/n)的n次方+……+(n/n)的n次方 证明不等式：(1/n)^n+(2/n)^n+(3/n)^n+.+(n/n)^n {[(1+n)(2+n)(3+n)……(n+n)]^(1/n)}/n当趋向正无穷 求其极限 e^(1/n)+e^(2/n)+e^(3/n)+…+e^(n-1/n)+e^(n/n)=? 已知m,n为正整数,求出满足等式3n+4n+5n+…+（n+2）n=(n+3)n的所有正整数n 设f(n)=1/n+1+1/n+2+1/n+3+……+1/3n(n∈N+),则f(n+1)-f(n)=? 微积分：关于当（x→∞）,(1+1/n)^n的极限的例题中,设x(n)=(1+1/n)^n,(n=1,2,…）,证明数列{x(n）}是单调増加且有界,由牛顿二项公式 有x(n)=(1+1/n)^n=1+n/1!*1/n+[n(n-1)]/2!*(1/n)^2+[n(n-1)(n-2)]/3!*(1/n)^3+…+{n(n-1) 判断n/(n+1)(n+2)(n+3)的收敛性 证明:(3^n)*(2^1/n)>(3^n)+(2^1/n)……n属于正整数 证明1/(n+1)+1/(n+2)+1/(n+3)+……+1/(n+n) VB编程n!+(n+1)!+(n+2)!+(n+3)!+……+(n+m)!要有控件 lim(1/n^2+4/n^2+7/n^2+…+3n-1/n^2)