lim x→0 (1-cosx√cos2x√cos3x)/(e^x+1)sinx dx

求Lim(x→0)(sinx/x)^(cosx/1-cosx) lim(x→0)(1/cosx)=? 求lim(1-cosx)/x^2求lim(1-COSX)/X^2X→0 求下列极限 lim（x→0）(1-cosx*√cosx*cosx的立方根)/x^2 lim√x(sinx+cosx)/x+1 x→+∞ lim（x→0） 1-cosx/x＋x lim(x→0)(e^x-cosx)/x=1? lim(x→0)(cosx)^(1/ln(1+x^2)) lim((x→0) (sinx/x)^1/(1-cosx) 求极限lim(x→0)x²/1-cosx 求极限lim(x→0)(cosx-(1/x)) lim(x—0) (1-cosx)/x limx→0(cosx)^(1/x^2)求解lim(x→0)((cosx)^(1/x^2)) lim(x→0)[(secx)^2-1] /(1-cosx) lim【x→0+】(1-cosx)^(1/lnx) 数学求极限lim x→0 ( x3/1-cosx) 求下列极限lim(x→0)(1-cosx)/xsinx lim(x→0)(1-cosx)/(xsinx)=?