lim (x->0) sin(3x)+4x/xsec(x)

lim (x->0) sin(3x)+4x/xsec(x) lim x->0 (sin x-tan x)/sin (x^3) lim（x ->0）sin x /x ^3+3x lim(x→0)×(x-sin²3x)/x lim x趋于0 （x-sin x）/x^3 lim→0 sin^3/x^3 lim(x趋向0) x^2 / (sin^2) * x/3 lim(x趋向0) x^2 / (sin^2) * x/3 1、lim(x->无穷大) e^x arctanx2、lim(x->0)sinx√1+sin(1/x)3、lim(x->无穷大)【（√x^2+x+1）-【(√x^2-x+1)】4、lim(x->无穷大)((x+{x+(x)^0.5]^0.5}^0.5)/(2x+1)^0.55、lim(x->0)(sin3x+x^2sin1/x)/((1+cosx)x)6、lim(n->无穷大)(2^n)(si 求极限lim(x-->0) (tanX-sinX)/[(sin^3)X] lim(1+sinx-sin(sinx))^x^-3 x趋于0 求 lim(tan x-sin x)/(sin x)^3 x趋于0的极限值详细步骤 lim(x(sin)^2) lim(x->4/3) sin(9x^2-16)/(3x-4) 的值 要过程 急啊! lim(x->0) (tan x-sin x)/（sin^3 x） 同上 求极限 （（sin(x^3+x^2-x)+sin x) /x x→0 已知lim sinx/x=1 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 1.lim x→0 3x/(sinx-x)2.lim x→0 (1-cosmx)/x^23.lim x→0 sin4x/[(√x+2)-√2]4.lim h →0 [sin(x+h)-sin(x-h)]/h 烦人的数学微积分1、lim(x→0)Sin3x/Sin2x2、lim(x→0)x/3*Sin3x3、lim(x→0)[Xsin(3/x)+(tanx/2x)]4、lim(x→3)Sin(x-3)/(X^2-X-6)5、lim(x→∞)[1+(1/2x)^x6、lim(x→∞)(x+3/x)^x7、lim(x→0)（1-x/2)^1/x+118、求下列函数的间断