<p>设函数<img src="https://learnfile.20230611.cn/learnAppQuestion/10/a7/10a7b5948399d42518191df21c49577c.jpg" style="width: 100%;height: auto;">求<img src="https://learnfile.20230611.cn/learnAppQuestion/83/b6/83b6d230efab5608a2cc0c0a667d60b2.jpg" style="