8.求下列极限:-|||-(5)lim _(xarrow 0)((dfrac {{a)^x+(b)^x+(c)^x}(3))}^dfrac (1{x)}cdot (agt 0,bgt 0,cgt 0),

(5) lim _(xarrow 0)((dfrac {{a)^x+(b)^x+(c)^x}(3))}^dfrac (1{x)}(agt 0,bgt 0,cgt

(5) lim _(xarrow 0)((dfrac {{a)^x+(b)^x+(c)^x}(3))}^dfrac (1{x)}(agt 0,aneq 1;bg

13.求极限 lim _(xarrow 0)((dfrac {{2)^x+(8)^x}(2))}^dfrac (1{x)}

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

3.求下列极限.-|||-(3) lim _(xarrow {0)^+}dfrac (1-{e)^dfrac (1{x)}}(x+{e)^dfrac (1{x)

lim _(xarrow 0)((x+{e)^x)}^dfrac (1{x)}..

求极限underset(lim)(x→0)（((a)^x+(b)^x+(c)^x)/(3)）{}^(1)/(x)（a＞0，b＞0，c＞0）求极限$\unders

计算下列极限lim _(xarrow 0)((x+{e)^x)}^dfrac (2{x)}计算下列极限

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

计算极限lim _(xarrow 0)dfrac (sin x+{e)^-2x+x-1}({x)^2}-|||-__计算极限