x趋于0 lim sinx-tanx/x^3=lim sinx/x×(cosx-1)/(x^2×cosx)是怎么通分的?
lim x趋于0 (sinx+x*cosx)/x=?
lim (sinx/x)*lim (1/cosx)=1 x趋于0的
lim x趋于0[(tanx-sinx)/sinx^3]的极限
lim x趋于0,sinx/(1+cosx)等于多少?
怎样求,当x趋于0时,lim{( tanx)^2/x}.已知的是:当x趋于0时,lim(sinx/x)=1,lim(1-
Lim,x-0,(1/sinx)*(1/x-cosx/sinx)=?
lim x趋于0 (sinx+x^2sin1/x)/[(1+cosx)ln(1+x)]
lim((x+sinx)/(x-cosx))
lim趋于0((tanx-x)/(x-sinx))^(cotx-1/x)
等价无穷小代换求极限lim(x趋于0)[ (sinx-x)/(x^3) ]=lim(x趋于0)[(cosx -1)/3x
lim(√1+cosx)/sinx x趋于π+ 求极限
lim(sinx-x*cosx)/(sinx)^3,x趋于0,求极限