求极限,lim(x趋于0)(2x+3x^2-5x^3)/(4x^2+2tanx)在线等!

求极限lim(x趋于0)(x-tanx)/(sinx)^3 求极限lim x趋于0(tanx²/2x²)求极限lim x趋于0（1+3x）的1/x次方 求极限lim(x趋于0)[arcsin(2x)/arctan(3x)] 求极限,lim x趋于0 x * sin 1/x 用洛必达法则,求极限 lim lnx/cotx (x趋于0) lim x^sinx (x趋于0) 利用函数极限求数列极限（例题）设函数f(x)=(tanx/x)^((1/(x^2))于是x趋于0 lim f(x) =x趋于0 lim(tan/x)^(1/(x^2))=e^lim x趋于0 ln (tanx/x)/(x^2)=e ^lim x趋于0 ((tan/x)-1)/(x^2)=e^lim x趋于0 (tanx-x)/(x^3)=e^1/3 lim x趋于0 ( 用洛必达法则求极限lim(x趋于0+) x^sinx 求极限lim(x趋于0时)sin(sinx)/x 求极限, lim x趋于0 xsin1/x lim(sinx)^x x趋于0求极限 用罗必达 lim( tan3x-sin5x)/X X趋于0 求极限 求极限 lim x趋于0 tan2x+sinx/x 求极限lim(1-1/x)^kx,x趋于0, lim/x-0(cosx)/ln(1+x^2)求极限x-0表示x趋于0 求极限 lim(3-2x/2-3x)^x ,x趋于无穷 求极限：lim（x^2-ln(1+x)）/e^x+1 (x趋于0) 求lim((1+x)^x-1)/x^2的极限,x趋于0,不要 洛必达法则 求极限lim(x趋于0)(x-e^x)^(2/x)