下列计算结果正确的是A lim _(xarrow 0)dfrac ({e)^(x^2)-1}({x)^2}=0B lim _(xarrow 0)dfrac ({e)^(x^2)-1}({x)^2}=0C lim _(xarrow 0)dfrac ({e)^(x^2)-1}({x)^2}=0D lim _(xarrow 0)dfrac ({e)^(x^2)-1}({x)^2}=0

lim _(xarrow 0)(x)^2(e)^dfrac (1{{x)^2}}

极限lim _(xarrow 0)dfrac ({int )_(0)^(x^2)(e)^tdt}(2x)=()A、 lim _(xarrow 0)dfrac (

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

已知 lim _(xarrow 0)([ 1+x+dfrac {f(x))(x)] }^dfrac (1{x)}=(e)^3, 则 lim _(xarrow 0

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

计算下列极限lim _(xarrow 0)(x)^2sin dfrac (1)(x)lim _(xarrow 0)(x)^2sin dfrac (1)(x)计算

计算下列极限 (1) lim _(xarrow 0)((1-2{x)^2)}dfrac (1)(xsin x)-|||-__(1) lim _(xarrow 0

求下列极限:-|||-lim _(xarrow 0)(x)^2(e)^dfrac (1{{x)^2}}

lim _(xarrow 0)[ dfrac (1)(2x)-dfrac (1)(x({e)^x+1)}] ;

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