lim(x趋向于0)(tanx-sinx)⼀x^3=?

2024-12-17 15:58:00
推荐回答(2个)
回答1:

lim(x→0)(tanx-sinx)/x^3
=lim(x→0)(sinx/cosx-sinx)/x^3
=lim(x→0)(1-cosx)/x^2
=lim(x→0)1/2x^2/x^2
=1/2

回答2:

0.5