求lim(x趋向于0)(1-x)^(1/x)的极限

求lim x趋向于0(e^x-x-1) 求lim x趋向于0(arctanx)/(x^+1) 求lim x趋向于0(arctanx)/(x^2+1) f(x)={x x=1}求lim x趋向于1- f(x) lim x趋向于1+ f(x) lim趋向于1 f(x)f(x)={2x-1 x0} 求lim x趋向于0- f(x) lim x趋向于0+ f(x) lim趋向于0 f(x) lim极限趋向于0+求x/√(1-cosx) 1-√cosx/xsinx 求Lim X趋向于0 求lim (Inx)^1/x (X趋向于无穷大 ) 求lim x趋向于0(e^x-x-1)/x(e^x-1) lim(1+e^1/x)^x,x趋向于+0 lim(1-2x)^1/x x趋向于0 x趋向于0 lim loga(1+x)/x= lim(x趋向于0)(x*cotx-1)/(x^2) lim(1+3x)^3/x x趋向于0 求lim（(1+x)/（1-x））^1/x的极限,x趋向于0 求极限：lim(x趋向于0+）x^(x^x-1)=? lim x趋向于0求((a^x+b^x)/2)^(1/x) 当x趋向于0时,lim(x-1/x)^2x的极限值(求过程) 求极限lim[e^xsinx-x(1+x)]/x^3 其中X趋向于0