<p>设函数<img src="https://learnfile.20230611.cn/learnAppQuestion/1e/5f/1e5fc97fea9b653d7385328076944928.jpg" style="width: 100%;height: auto;">求<img src="https://learnfile.20230611.cn/learnAppQuestion/c2/0b/c20b5b3ea5f0b2a4ca498536ac9ca14c.jpg" style="