根据数列极限的定义证明:(1) lim_(n to infty) (1)/(n^2) = 0;(2) lim_(n to infty) (3n+1)/(2n+1
根据数列极限的定义证明:lim _(narrow infty )dfrac (2n+1)(3n+1)=dfrac (2)(3)根据数列极限的定义证明:
根据数列极限的定义证明:lim _(narrow infty )dfrac (3n+1)(2n+1)=dfrac (3)(2) __根据数列极限的定义证明:
根据数列极限的定义证明:lim _(narrow infty )dfrac (3n+1)(2n+1)=dfrac (3)(2);根据数列极限的定义证明:
用数列极限的定义证明:lim _(narrow infty )dfrac (3n+1)(2n+1)=dfrac (3)(2)-|||-__用数列极限的定义证明:
根据数列极限定义证明:(1) lim _(narrow infty )dfrac (1)({n)^2}=0-|||-(2) lim _(narrow infty
【例1】极限lim_(ntoinfty)(2n+3sin n)/(n)=().A. ∞B. 2C. 3D. 5
(2) lim _(narrow infty )dfrac (3n+1)(2n+1)=dfrac (3)(2) ;
1、lim_(ntoinfty)(1-(3)/(n^2))=( )A. 0B. 1C. 3D. 不存在
第一章 函数与极限(3)lim_(ntoinfty)(sqrt(n^2)+a^(2))/(n)=1; (4)lim_(ntoinfty)0.999...9=1.