求极限
求极限
求极限lim _(narrow infty )dfrac ({2)^n+(3)^n+(7)^n}({5)^n+(8)^n}lim _(narrow infty
[题目]求极限: lim _(narrow infty )(sqrt ({n)^2+n}-n).
求极限__-|||-lim _(narrow infty )dfrac (n)(ln n)(sqrt [n](n)-1).求极限.
求极限lim _(narrow infty )dfrac ({5)^n+(2)^n}({5)^n-(3)^n}求极限
【题目】-|||-(11) lim _(narrow infty )sqrt [n]({2)^n+(3)^n+(4)^n}= __-|||-(12)设 lim
63、求极限lim _(narrow infty )dfrac ({5)^n-(3)^n}({5)^n+(2)^n}63、求极限
(x)=lim _(narrow infty )sqrt [n](1+{(2x))^n+(x)^2n}-|||-(xgeqslant 0) 的表达式;-|||-
例2.11 求下列极限:-|||-(4)lim _(narrow infty )(sqrt ({n)^2+n}-sqrt ({n)^2-n})
证明:lim _(narrow infty )(({2)^n+(4)^n+(6)^n)}^dfrac (1{n)}=6.证明:.
设(x)=lim _(narrow infty )dfrac ({x)^n+2}(sqrt {{2)^2n+(x)^2n}},则(x)=lim _(narrow