lim x→0 (1-cosx)ln(1+x^2)/xsinx^3
lim x→0 1-cosx/xsinx
X趋向0 lim(xsinx)/(1-cosx)
求极限lim(x->0) [ln(1+x^2)-ln(1+sinx^2)]/xsinx^3
lim(x→0)(1-cosx)/(xsinx)=?
求下列极限lim(x→0)(1-cosx)/xsinx
lim(x→0)(cosx)^(1/ln(1+x^2))
lim(x→0)(ln(1+x^2)/(sec-cosx))
求极限~lim(x→0)[(1+xsinx)^1/2-cosx]/sin^2(x/2)
求极限!lim(x→0)(√(1+xsinx)-cosx)÷x^2
lim(√(1+xsinx)-√cosx)/x^2 x→0
lim(x→0)(x^2+cosx-2)/(x^3)*ln(1+x)怎么算
y=lim (x → 0) ( √1+xsinx - √cosx) / arcsin^2x.y=lim (n → ∞)