1.极限 lim _(xarrow 0)((1+2x))^dfrac (1{x)}= () .-|||-A.1 B.e C.e^2 D.

(2)极限 lim _(xarrow infty )((1-dfrac {1)(2x))}^dfrac (x{2)}= () .-|||-(A)e (B) ^-

1.求下列极限:-|||-(12) lim _(xarrow 0)(x)^2(e)^dfrac (1{{x)^2}} ;

求极限：（1）lim _(xarrow 0)dfrac ({e)^2x-2(e)^x+1}({x)^2cos x}；（2）lim _(xarrow 0)dfra

求极限lim _(xarrow infty )dfrac (1+2{e)^x}(1-3{e)^2x}-|||-__-|||-lim _(xarrow {0)^+

(2) lim _(xarrow 0)((1+2x))^dfrac (1{x)};

1.求极限 lim _(xarrow 0)(dfrac (1)(x)-dfrac (1)({e)^x-1}).

求极限lim _(arrow 0)dfrac (arcsin ({e)^2x-1)}(ln (1+2x))=-|||-__( )lim _(arrow 0)

求极限: lim _(xarrow 0)((1+2x))^dfrac (1{sin 3x)}=

1.求极限 lim _(xarrow 0)dfrac ({e)^x-(e)^sin x}({e)^(x^3)-1}.

lim _(xarrow 1)(dfrac (2)({x)^2-1}-dfrac (1)(x-1))= (-|||-A.1 B. -dfrac (1)(2) C