求极限 lim _(xarrow 1)(1-(x)^2)tan dfrac (pi )(2)x

[例31) 1988,数三)求极限 lim _(xarrow 1)(1-(x)^2)tan dfrac (pi )(2)x,

lim _(xarrow 1)(1-x)tan dfrac (pi x)(2)-|||-__..

1.求下列极限:-|||-(1) lim _(xarrow 0)dfrac (sin 2x)(x);-|||-(3) lim _(xarrow dfrac {p

求极限lim _(xarrow {0)^+}((dfrac {1)(x))}^tan x=求极限

.求极限 lim _(xarrow 0)dfrac (x-tan x)(xln (1+{x)^2)}

5.单选题极限lim _(xarrow dfrac {pi )(2)}((1+cot x))^tan x=( )A.1B.eC.lim _(xarrow dfr

1.求下列极限：（2）lim _(xarrow dfrac {pi )(2)}dfrac (ln sin x)({(pi -2x))^2}1.求下列极限：（2）

求极限 lim _(xarrow 1)dfrac (ln [ cos (x-1)] )(1-sin dfrac {pi )(2)x}

求下列极限：lim _(xarrow 0)dfrac (1)(x)(dfrac (1)(sin x)-dfrac (1)(tan x))-|||-__ __求下

[题目]求极限 lim _(xarrow 0)dfrac (tan x-x)({x)^2((e)^x-1)}