lim x趋于0 (x-sin x)/x^3
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
求极限lim(x趋于0时)sin(sinx)/x
求极限:lim(x趋于0)(e^sin^3x-1)/x(1-cosx),
当x趋于0时:lim (tan x - sin x )/x^3 lim [(a^x+b^x+c^x)/3]^(1/x)
lim(sin2x/x)(x趋于0),lim(arctan2x/x) (x趋于∞)
lim(arcsinx/x)(1/x^2)(x趋于0)
求极限:lim[sin(1/x)+cos(1/x)]^x (x趋于正无穷)
lim(x趋于0)(sin6x-xf(x))/x^3=0,求lim(x趋于哦0)(6-xf(x))/x^2.
lim x趋于0 [sin(a+x)sin(a+2x)-sin^2a]/x 求极限
lim sin(y×x^2+y^4)/(x^2+y^2) x,y都趋于0,