<p>设函数<img src="https://learnfile.20230611.cn/learnAppQuestion/85/c1/85c1e0d5a9c965ddf23131003732c546.jpg" style="width: 100%;height: auto;">且<img src="https://learnfile.20230611.cn/learnAppQuestion/fe/96/fe96a31382a98c07441c810d54591288.jpg" style="