请问=lim (1-(2/x))^(x/2) * lim (1-(2/x))^(-1) =lim (1-(2/x))^(

请问=lim (1-(2/x))^(x/2) * lim (1-(2/x))^(-1) =lim (1-(2/x))^( lim(x^2+1/x^2-2x)^x=? lim(x→∞)[(a x^2)/x+1]+bx=lim(x→∞)(a x^2)+bx(x+1) / x+1=lim(x 极限：lim(x->2)1/(x-2) lim(x+e^2x)^(1/sinx) lim x->pi (x^2-1)/cosx 洛必达法则(1)条件?(2)lim(x->0)P(x)/Q(x)=?已知:lim(x->0)P(x)=A(x),lim( lim tan x - sin x / x³ lim eˆ2x - 1 / x 请问,在书上看到的：lim[x->0] [(cos x - 1)/ x^2]=lim[x->0] [-1/2*x^2/X lim(1-1/2x)^(x+1)= lim(x趋向0)((sinx/x)+1)=2? lim(x->0)((2-x)/(3-x))^1/x