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

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

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

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

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

lim _(xarrow +infty )(({3)^x+(9)^x)}^dfrac (1{x)}= ()-|||-(A)0 (B)9 (C)9e 3 (D)∞

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

underset(lim)(x→{0)^+}dfrac(1-{e)^dfrac(1{x)}}(x+{e)^dfrac(1{x)}}．．