求极限lim(x→0) (sinx-x)/xsinx

求极限lim(x→0) (sinx-x)/xsinx 求lim(x-0)sinx-x/xsinx的极限 求极限：lim（x→0）(sinx)^2/[√(1+xsinx)-√(cosx)] 求极限lim x→0 (1/xsinx+xsin1/x) 求极限lim(x→0)lncosx/xsinx 求下列极限lim(x→0)(1-cosx)/xsinx 求极限lim(x->0) [ln(1+x^2)-ln(1+sinx^2)]/xsinx^3 lim (tanx-sinx)/x (x→0)的极限； lim (1-cos4x)/xsinx (x→0)的极限 lim（x→0) sinx-x(x+1)/xsinx 求极限lim(x→0)(tanx-sinx)/(x-sinx) 求极限公式,lim x趋于无穷,sinx/x x/sin1/x lim x趋于0,xsin1/x 1/xsinx xsi x趋向于0,求极限lim((tankx)/(xsinx))