9.求下列函数的极限-|||-(1) lim _(xarrow -1)dfrac ({x)^3-1}(x-1) =-|||-(3) lim _(xarrow i
9.求下列函数的极限-|||-(1) lim _(xarrow -1)dfrac ({x)^3-1}(x-1);-|||-(3) lim _(xarrow in
求下列极限.-|||-lim _(xarrow -1)(dfrac (1)(x+1)-dfrac (4)({x)^3+1})
1.求下列极限:-|||-(3) lim _(xarrow +infty )(({3)^x+(9)^x)}^dfrac (1{x)};
1.求下列极限:-|||-(1) lim _(xarrow 0)dfrac (sin 2x)(x);-|||-(3) lim _(xarrow dfrac {p
1.求极限 lim _(xarrow 0)(dfrac (1)(x)-dfrac (1)({e)^x-1}).
1.求极限 lim _(xarrow 0)(dfrac (1)(ln (1+x))-dfrac (1)(x))
1.求下列极限.-|||-(1) lim _(xarrow -2)(3(x)^2-5x+2) --|||-(4) lim _(xarrow 1)dfrac ({
1.求下列极限.-|||-(4) lim _(xarrow +infty )dfrac (ln (1+dfrac {1)(x))}(dfrac {pi )(2)
求下列极限:lim _(xarrow 1)(dfrac (3)(1-{x)^3}-dfrac (1)(1-x))-|||-__求下列极限: