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
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
已知lim(3An+4Bn)=8,lim(6An-Bn)=1,求lim(3An+Bn)的值
已知lim(3an+4bn)=8,lim(6an-bn)=1,则lim(3an+bn)的值是多少
等差数列{an},{bn}的前n项和分别为An,Bn,切An/Bn=2n/3n+1,求lim(n→∞)an/bn
数列极限的题目已知lim(n趋向无穷大)(5n-根号(an^2-bn+c))=2,求a,b的值
lim(3an+4bn)=8 lim(6an-bn)=1 求lim(3an+bn) 要设3an+4bn=m 6an-bn
数列的极限高中lim(2bn^2+4n+an^2-2n+1)/(bn+2)=1
关于数列的极限问题若极限lim(5an+4bn)=7,极限lim(7an-2bn)=5,则极限lim(6an+bn)=?
已知lim n→无穷 (an^2+bn+5)/(3n-2)=2,求a,b的值
极限的运算法则!已知 lim(2n+1)an=3,lim(nan)=
等差数列an,bn的前n项和分别为Sn,若Sn/Tn=2n/(3n+1),求lim an/bn
a,b为常数.lim(n->无穷)an^2+bn+2/2n-1=3 求a,b