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

3.求下列极限:-|||-(1) lim _(xarrow 0)sqrt ({x)^2-2x+5} ;-|||-(4 lim _(xarrow 0)dfrac

求极限lim _(xarrow 0)dfrac (x)(sqrt {1-x)-1}= ()lim _(xarrow 0)dfrac (x)(sqrt {1-x)

求极限lim _(xarrow 0)dfrac (x({e)^x+1)-2((e)^x-1)}({x)^3}-|||-__求极限

求极限：（1）lim _(xarrow 0)dfrac ({e)^2x-2(e)^x+1}({x)^2cos x}；（2）lim _(xarrow 0)dfra

8.计算下列极限：(1) lim _(xarrow 0)dfrac (sin 4x)(sqrt {x+1)-1}(1) lim _(xarrow 0)dfrac

lim _(xarrow 0)dfrac (sqrt {x+1)-1}(x)= () ． ．

[题目]-|||-求下列极限:-|||-lim _(xarrow 0)dfrac ({e)^3x-(e)^2x-(e)^x+1}(sqrt [3]{(1-x)(

求下列极限:-|||-__-|||-(8) lim _(xarrow 0)dfrac ({e)^3x-(e)^2x-(e)^x+1}(sqrt [3]{(1-x

求下列极限:-|||-(6) lim _(xarrow +infty )(x)^dfrac (3{2)}(sqrt (x+2)-2sqrt (x+1)+sqrt

(4) lim _(xarrow 0)dfrac (sqrt {x+1)-1}(x);