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
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
求数列的极限,lim(n趋向无穷大)(3n+5)/根号下n平方+n+4=?
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
求数列极限lim=[(an^2+bn-1)/(4n^2-5n+1)]=1/b 求a b的值
已知lim n→无穷 (an^2+bn+5)/(3n-2)=2,求a,b的值
用数列极限的定义证明:lim根号(n平方+1)/n=1 n趋向无穷大
已知lim[(3n^2+cn+1)/(an^2+bn)-4n]=5,求常数a、b、c的值
lim(5n-根号(an^2+bn+c))=2,求实数a,b,c
求[(n次根号下a+n次根号下b+n次根号下c)/3]的n次方在n趋向于无穷大是的极限
lim (n→∞) [(an^2+bn+c)/(2n+5)]=3,求a,b
1 lim[2n+1-根号(an^2+bn+1)]=2 求a b的值
求极限根号下n的平方加上2n减去n.n趋向于无穷大.