数列极限的运算lim an/(an+1) =2 求lim 2anlim (2n+1)*an=3 求lim n*an
数列极限的运算lim an/(an+1) =2 求lim 2anlim (2n+1)*an=3 求lim n*an
数列极限(已知lim[(2n-1)an]=2,求lim n*an)
极限的运算法则!已知 lim(2n+1)an=3,lim(nan)=
关于数列极限的已知数列an满足a1=0 a2=1 an=(an-1+an-2)/2 求lim(n->无穷)an
若lim[(2n-1)an]=1 求lim(n*an)的值
数列an的前n项的和Sn=(1/3)*an-2,求:lim(a1+a2+...+an)
高二的极限运算题 lim(2an+4bn)=8,lim(6an-bn)=1,求lim(3an+bn)的值 n趋向于无穷大
数列极限基本题已知数列{an}的极限为0,且有lim[(3n-2)an]=6,则lim[n(an)]=?
已知数列{an}满足lim[(2n-1)an]=2,则lim(n+2)an=
求递推数列极限的问题设a1>0,an+1=3(1+an)/(3+an),当n趋近于无穷时,求lim an; (不好意思:
lim[(2n-1)an]=2,求limnan
已知数列an的前n项和Sn=(n^2+n)*3^n (1)求lim(n→∞)an/Sn (2).