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

3.求下列函数的极限.-|||-(1) lim _(xarrow infty )x((e)^dfrac (1{x)}-1);-|||-(2) lim _(xar

lim _(xarrow infty )x((e)^dfrac (1{2x)}-1)==

求极限lim _(xarrow infty )((1-dfrac {1)(2x))}^dfrac (3{2)x}求极限

(2)极限 lim _(xarrow infty )((1-dfrac {1)(2x))}^dfrac (x{2)}= () .-|||-(A)e (B) ^-

求下列极限lim _(xarrow infty )dfrac ({(1+dfrac {1)(x))}^(x^2)}({e)^x}求下列极限

lim _(xarrow 0)dfrac ({(1+2{x)^2)}^dfrac (3{2)}-1}(tan 2x(cos sqrt {x)-1)}。。

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

求极限lim _(xarrow 0)dfrac (sin 2x)({e)^2x-1}.求极限.

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

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