摘要: 在区间(a, b)上,f(x)和g(x)都可导、g′(x) ≠ 0、limx → a+f(x) = limx → a+g(x) = 0, $$\lim_{x \rightarrow a^{+}}\frac{f\left( x \right)}{g\left( x \right)} = \lim_{x 阅读全文
posted @ 2020-08-18 17:49 valar-morghulis 阅读(3655) 评论(0) 推荐(0) 编辑