[题目]设 lim _(xarrow 0)dfrac ((1+x)(1+2x)(1+3x)+a)(x)=6 则a的值为-|||-()-|||-

58.若 lim _(xarrow 0)dfrac ((1+x)(1+2x)(1+3x)+a)(x)=6, 则a的值为 ()-|||-

[题目]-|||-lim _(xarrow 0)((1+3x))^dfrac (2{sin x)}=

[题目 lim _(xarrow 0)dfrac (ln {(1+x))^dfrac (1{x)-1}}(x)

设 lim _(xarrow 0)dfrac (ln (1+x)-(ax+b{x)^2)}({x)^2}=2, 则设 lim _(xarrow 0)dfrac

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

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

lim _(xarrow 0)((1+x))^dfrac (3{x)}=；；

lim _(xarrow 0)((1+x))^dfrac (2{x)}= __

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

计算：lim _(xarrow 0)dfrac ({(1+x))^dfrac (2{x)}-(e)^2(1-ln (1+x))}(x)。计算：。