[题目]30.计算 lim _(xarrow 2)(3x-1).

根据函数极限的定义证明： (1) lim _(xarrow 3)(3x-1)=8;(1) lim _(xarrow 3)(3x-1)=8; (1) li

根据函数极限的定义证明： (1) lim _(xarrow 3)(3x-1)=8;(1) lim _(xarrow 3)(3x-1)=8; (1) lim

根据函数极限的定义证明1) lim _(xarrow 3)(3x-1)=8-|||-__1) lim _(xarrow 3)(3x-1)=8-|||-__根据函

计算函数极限(1)lim _(xarrow 1)dfrac (x-3)(x+2)(2)lim _(xarrow 1)dfrac (x-3)(x+2)(3)lim

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

4.求下列极限: lim _(xarrow 0)((dfrac {2x-1)(3x-1))}^dfrac (1{x)}-|||-__

[题目]-|||-计算 lim _(xarrow 0)dfrac (1-cos 2x)(xsin x)

【题目】-|||-计算下列极限:-|||-lim _(xarrow 0)((1+3{tan )^2x)}^(cot ^2x) .

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

3.计算下列极限.-|||-(1) lim _(xarrow 2)(-2) ;-|||-(3) lim _(xarrow 2)dfrac ({x)^2-16}(