lim(x→0)[cos√(1-x^2)]/[tanx*ln(1+x)]
lim(x→0)[cos√(1-x^2)]/[tanx*ln(1+x)]
lim(x→0) [ln(1+x+x^2)-ln(1-x+x^2)]/arcsinx tanx 怎么算
求lim(x→0)[√(1+tanx)-√(1+sinx)]/[x*ln(1+x)-x^2]
(x→0)lim(x-ln(1+tanx))/(sinx)∧2=?
lim[cos ln(1+x)-cos ln(x)]
求极限,lim(x->0) (e^x-e^sinx ) / [ (tanx )^2 * ln(1+2x)]
lim(x→0)(1-cosx)[x-ln(1+tanx)]/(sinx)^4
x→0,lim(1-cosx)[x-ln(1+tanx)]/sinx^4的极限
求极限:lim(x→0)ln(1+x²)/ (sec x- cos x)
x趋向0 lim cos(1/x),x趋向pai/2 tanx
lim(x→0)ln(1-2x)/x
已知x-->0时,lim{ln[1+f(x)/tanx]/(3^x-1)}=2,求lim(x-->0)[f(x)/x^2