3.求极限 lim _(xarrow 1)dfrac (sqrt [3]{x)-1}(sqrt {x)-1}

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)

计算下列极限lim _(xarrow 1)dfrac (sqrt [3]{x)-1}(sqrt {x)-1}=______计算下列极限______

lim _(xarrow 1)dfrac (sqrt [3]{x)-1}(sqrt {x)-1}=..

求下列极限lim _(xarrow 4)dfrac (sqrt {2x+1)-3}(sqrt {x-2)-sqrt (2)}求下列极限

求极限：lim _(xarrow 0)dfrac (3x)(1-sqrt {1+sin x)}求极限：

.求下列极限:-|||-(6) lim _(xarrow 4)dfrac (sqrt {2x+1)-3}(sqrt {x-2)-sqrt (2)} ;

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

求极限lim _(xarrow 2)dfrac (x-2)(sqrt {2x-3)-1}-|||-__.求极限.

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