lim(1-(cosx)^(1/2))/(x(1-cos(x)^(1/2)) x趋向0
lim(x趋向于0)(1-cosx)/x^2
lim(1-cosx)x趋向0,
X趋向0 lim(xsinx)/(1-cosx)
x趋向0 lim cos(1/x),x趋向pai/2 tanx
lim(x趋向于0)(1+sinx-cosx)/(1+sinβx-cosβx)
1.x趋向0 lim (cosx-1)/x 2.x趋向0 lim sinx/x
大数lim(cosx)^(1/(1-cosx)).x趋向于0
lim(cosx)^(1/(1-cosx)).x趋向于0
1.lim(x趋向0时)[x^2(1-cosX)]/[(1+e^X)(sinX)^3]
lim(1-cosx)/5x x趋向0
求极限 lim(x趋向于0) (cosx)^(1/x^2)
lim(x趋向0)(1-e^cosx-1)