求极限ln(1+2x)/sin(1+2x),lim x->0求它极限.求极限lim[sin(x^3)/x(x-ln(1+sinx))] x趋于0lim[sin(x^3)/x(x-ln(1+sinx))] x趋于0求极限lim(x趋向于0)ln(1+x^2)/sin(1+x^2)求极限:lim x→0 ln[1+sin^2(x)]/[e^(x^2)-1]求极限 ln (1+2x)/sin x,lim x->0 请用洛必达法则求解,求极限 ln x/ ln (sin x),lim x->0 请用洛必达法则求解,求极限lim Ln(1+x) /x > .0}求极限lim*[ln(1+3X)]/sin4X {X->0} 求极限当 x->0 ,且x>0 时,求极限:lim ln(2*cos(x)+sin(1/x)) .当x趋向于0的时候,求lim{[ln(1+x^2)]/(sin(1+x^2)]}的极限lim[x(ln(a+bx)]/sin(ax^2)a>0,x趋向0,求极限高等数学的极限问题 lim(x趋向于0)[ln(|sin(x)| - ln(|x|)] 怎么求? 谢谢求lim(ln(1+x^n)/ln^m(1+x))的极限(x趋于0)求极限lim(x->0) [ln(1+x^2)-ln(1+sinx^2)]/xsinx^3求极限,lim x趋于0 x * sin 1/x求极限lim(x-->0)x^2 sin(1/x),求极限:lim(x->0) ln(sinx/x)/(x*x)lim x->0(sqrt(sin(1/x^2)) 求极限