求lim sinx^2/(sinx)^2 x趋向0

求lim sinx^2/(sinx)^2 x趋向0 求极限lim(e^x+e^-x-2)/sinx^2 求极限lim.[( tanx-sinx) /(sin^2 2x)] 求极限 lim x-0 sinx/2x =?过程 求极限lim x-0 2x/sinx lim(sinx)^tanx (x趋向于pai/2)求极限 求极限 lim/x-0 (e^x+sinx+x^2) 求极限lim(x→0) (1-sinx)^(2/x) 求极限 lim(x→0)(1-sinx)^(2/x) lim(x趋向于0)((tanx-sinx)/(x*(sinx)^2)) 求极限, 求下列极限 lim(x→0) (sinx-xcosx)/(sinx*x^2) 求下列极限,lim(x+2sinx)/(x+3sinx),x→0烦请给出具体步骤, 求lim(x趋于∞）(2x+sinx)/(3x-sinx) 求lim x-0 sinx-x/x^2sinx的极限 求极限lim（x-0） x｀2-sinx / x+sinx lim (tanx-sinx)/x^2*sinx x趋于0求极限怎么解 lim x趋向0 x^2-sinx/x+sinx lim( 2x-sinx)/(x +sinx)趋近0,