lim _(xarrow 0)dfrac (ln (1+{x)^2)}(sec x-cos x)..
lim _(xarrow 0)((cos x))^dfrac (1{ln (1+{x)^2)}}..
(2) lim _(xarrow 0)[ dfrac (1)(ln (1+{tan )^2x)}-dfrac (1)(ln (1+{x)^2)}]
(2) lim _(xarrow 0)[ dfrac (1)(ln (1+{tan )^2x)}-dfrac (1)(ln (1+{x)^2)}]
11 lim_(xto0)(ln(1+x+x^2)+ln(1-x+x^2))/(sec x-cos x)=_.11 $\lim_{x\to0}\frac{\ln
【11】lim_(xto0)(ln(1+x+x^2)+ln(1-x+x^2))/(sec x-cos x)=【11】$\lim_{x\to0}\frac{\ln
1.用洛必达法则求下列各极限:-|||-(1) lim _(xarrow 0)dfrac (ln (1+x))(x)-|||-(3) lim _(xarrow
求极限lim _(xarrow 0)((dfrac {sin x)(x))}^dfrac (1{ln (1+{x)^2)}}求极限
[题目] lim _(xarrow 0)dfrac (1-sqrt {1-{x)^2}}({e)^x-cos x}= __
极限 lim _(xarrow 0)dfrac ({(2+cos x))^x-(3)^x}((1-sqrt {1-{x)^2})ln (1+} 为() ()