求 lim _(xarrow 0)dfrac ({e)^(x^3)-1-(x)^3}({sin )^6x}= = ()

求极限：lim _(xarrow 0)dfrac (1-{x)^2-(e)^-(x^2)}(x{sin )^3(2x)} 求极限：

3.求下列极限.-|||-(3) lim _(xarrow {0)^+}dfrac (1-{e)^dfrac (1{x)}}(x+{e)^dfrac (1{x)

求lim _(xarrow 1)(dfrac (3)(1-{x)^3}-dfrac (1)(1-x))=()lim _(xarrow 1)(dfrac (3)(

1.求极限 lim _(xarrow 0)dfrac ({e)^x-(e)^sin x}({e)^(x^3)-1}.

[题目]已知 lim _(xarrow 0)dfrac (sin 6x+xf(x))({x)^3}=0, 求 lim _(xarrow 0)dfrac (6+f

求lim _(xarrow 0)(dfrac (1+x)(1-{e)^-x}-dfrac (1)(x))。求。

求极限lim _(xarrow 0)(dfrac (1+x)(1-{e)^-x}-dfrac (1)(x)).求极限.

[题目]求 lim _(xarrow 0)dfrac ({e)^x-sin x-1}(1-sqrt {1-{x)^2}}

若lim _(xarrow 0)dfrac ({(1+a{x)^2)}^sin x-1}({x)^3}=6-|||-__，则lim _(xarrow 0)dfr

求lim _(xarrow infty )dfrac (sin dfrac {3)(x)}(sin dfrac {2)(x)}求