(3) lim _(xarrow 0)(dfrac (1)(x)sin x-xsin dfrac (1)(x))= () .-|||-(A) -1 (B)1 (C)0 (D)不存在

求lim _(xarrow 0)(xsin dfrac (1)(x)+dfrac (1)(x)sin x)=求

lim _(xarrow 0)dfrac ({x)^2sin dfrac (1)(x)}(tan x)=A.0B.1C.lim _(xarrow 0)dfrac

lim _(xarrow 0)dfrac (1)(x)sin dfrac (1)(x)？？

lim _(xarrow 0)dfrac (sin 4x)(sin x)= )-|||-__lim _(xarrow 0)dfrac (sin 4x)(sin

lim _(xarrow 0)dfrac (x)(x+sin x)=（）。A.2B.1C.lim _(xarrow 0)dfrac (x)(x+sin x)=D

[题目] lim _(xarrow 0)(dfrac (1)({x)^2}-dfrac (1)(xsin x))

lim _(xarrow 0)cot x(dfrac (1)(sin x)-dfrac (1)(x))= __

lim _(xarrow 0)((dfrac {1+tan x)(1+sin x))}^dfrac (1{-{x)^3}}..

lim _(xarrow 0)dfrac ({(1+{x)^2)}^dfrac (1{3)}-1}(sin {x)^2}=-|||-______________

求极限lim _(xarrow 0)cot x(dfrac (1)(x)-dfrac (1)(sin x))-|||-__解法如下，原式lim _(xarrow