求(sin^3x)/(tan(x^3))x趋于0时的极限如题

来源：学生作业帮助网编辑：六六作业网时间：2024/12/20 10:38:38

求(sin^3x)/(tan(x^3))x趋于0时的极限如题求(sin^3x)/(tan(x^3))x趋于0时的极限如题求(sin^3x)/(tan(x^3))x趋于0时的极限如题lim(x→0)si

求(sin^3x)/(tan(x^3))x趋于0时的极限如题
求(sin^3x)/(tan(x^3))x趋于0时的极限
如题

求(sin^3x)/(tan(x^3))x趋于0时的极限如题
lim(x→0)sin^3x/tanx^3
用等价无穷小代换
=lim(x→0)3x/x^3
用洛必达法则
=lim(x→0)3/3x^2
=无穷