lim(x→π/3)sin(x-π/3)/(1-2cosx)= 初学者

lim sin 3x/x-π,(x→π) lim x→∞ sin(πx/(2-3x)) 求x lim(x→0)×(x-sin²3x)/x lim→0 sin^3/x^3 当x趋向π lim (sin 3x )/( sin 2x) 的极限为? lim x->0 (sin x-tan x)/sin (x^3) lim(x→π/3)sin(x-π/3)/(1-2cosx) lim(x→π/3)sin(x-π/3)/(1-2cosx)= 初学者 lim(x→xπ)(tanx-sinx)/sin^3x题目错了 x→2π lim(n→1)sin(1-x)/(x^3-1) X趋向于π,求lim((sin^2 X)/()1+cos^3 X) lim（x ->0）sin x /x ^3+3x lim (x->0) sin(3x)+4x/xsec(x) lim x趋于0 （x-sin x）/x^3 求极限 （（sin(x^3+x^2-x)+sin x) /x x→0 已知lim sinx/x=1 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 lim(x→0)[tan(2x+x^3)/sin(x-x^2)] lim(x趋向0) x^2 / (sin^2) * x/3