基本求导法则与导数公式¶
引用： https://jingyan.baidu.com/article/63acb44a04a18c61fcc17e82.html https://wenku.baidu.com/view/8bf6d3aedd3383c4bb4cd291.html
引用： https://jingyan.baidu.com/article/63acb44a04a18c61fcc17e82.html https://wenku.baidu.com/view/8bf6d3aedd3383c4bb4cd291.html