[题目]求 lim _(xarrow 2)dfrac (sqrt {3x-2)-2}(sqrt {2x-1)-sqrt (3)}

[题目]-|||-求 lim _(xarrow 0)dfrac (sqrt {2+tan x)-sqrt (2+sin x)}({x)^3}

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

[题目] lim _(xarrow 1)dfrac (sqrt {3-x)-sqrt (1+x)}({x)^2+x-2}= __

lim _(xarrow 4)dfrac (sqrt {2x+1)-3}(sqrt {x-2)-sqrt (2)}=..

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

（21）lim _(xarrow 4)dfrac (sqrt {2x+1)-3}(sqrt {x-2)-sqrt (2)}（21）

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

求极限lim _(xarrow 1)dfrac (sqrt {2x-1)-1}({x)^2-1}求极限

求lim _(xarrow 3)dfrac (sqrt {x+1)-2}(x-3)求

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