Posted by haifeng on 2021-11-13 16:19:01 last update 2023-10-11 23:37:54 | Answers (4) | 收藏
求极限
1. $\lim\limits_{x\rightarrow 0}(1-\tan x)^{\cot 2x}$.
2. $\lim\limits_{x\rightarrow 0}(\cos x)^{\frac{1}{x^2}}$
3. $\lim\limits_{x\rightarrow 0}(1-\tan x)^{\cot x}$.
