求极限 lim_(x arrow 0) (3sin x+x^2cos frac1x)/((1+cos x)ln(1+x))

[题目]求极限 lim _(xarrow 0)dfrac (3sin x+{x)^2cos dfrac (1)(x)}((1+cos x)ln (1+x))

(11) lim _(xarrow 0)dfrac (3sin x+{x)^2cos dfrac (1)(x)}((1+cos x)ln (1+x))= __

【1997-1 3分】lim_(xto0)(3sin x+x^2cosfrac(1)/(x))((1+cos x)ln(1+x))=_.【1997-1 3分】$

极限 lim_(x arrow 0) ( (2 + e^frac(1)/(x))(1 + e^(2)/(x)) + (sin x)/(|ln(1+x)|) )

求极限 lim _(x arrow 0) (x- ln (1+x))/(1- cos x)17. 求极限 $\lim _{x \rightarrow 0} \f

12.求极限lim_(xto0)(sin x+3ln(1+x))/(1+x-cos(2x)).12.求极限$\lim_{x\to0}\frac{\sin x+3

求极限, lim_(x arrow 0)(ln(1+x))/(x)求极限, $\lim_{x \rightarrow 0}\frac{\ln(1+x)}{x}$

【38】计算极限：lim_(xto0)((frac(1+cos x)/(2))^2x-1)(ln(1+2x^3)).【38】计算极限：$\lim_{x\to0}

计算lim _(xarrow 0)dfrac (ln (dfrac {1+x)(1-x))}((1+cos x)sin x)计算

7.求极限lim_(xto0)((1-cos x)sin x)/(sqrt(1+x^3))-1.7.求极限$\lim_{x\to0}\frac{\left(1-