lim (x^x-sin(x)^x)/(sin(x)sin(x)ln(1+tan(x))) x趋于零

求 lim(tan x-sin x)/(sin x)^3 x趋于0的极限值 求 lim (sin x)^3/ (tan x-sin x) 当x趋于0的极限值 求极限,lim x趋于0 x * sin 1/x lim(x趋向0)ln(1+sin x)/x^2 lim x [sin ln(1+3/x)-sin ln(1+1/x)],x趋近于无穷大, 当x趋于0时:lim (tan x - sin x )/x^3 lim [(a^x+b^x+c^x)/3]^(1/x) lim tan x - sin x / x³ lim eˆ2x - 1 / x 求极限x趋于0时(1-cos(x/2))x / (tan x-sin x) 求极限lim┬(x→0)⁡〖(tan⁡x-sin⁡x)/ln⁡(1+x^ 求极限：lim[sin(1/x)+cos(1/x)]^x (x趋于正无穷） 求极限lim(x趋于0时)sin(sinx)/x 证明 (tan xsin x)/(tan x-sin x)-(1+cos x)/sin x