求极限的基本知识点

[scode type="green"]等价无穷小替换[/scode]

[scode type="green"]重要极限[/scode]

[scode type="green"]夹逼准则[/scode]

[scode type="green"]使用案例[/scode]

[scode type="green"]泰勒[/scode]
[scode type="blue"][/scode]