1.4 生活中的优化问题举例
基础练
一、单选题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56b25c96bccad7328bab6f8f6f2b6c04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0efba7147f5b9ced8bc4a72f0a9fb8af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89e259e611084580d747a8afb6825793.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da757b8885bc5775fe6742d19f8b5832.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a19d3dfab120a0e4bb36fd632da60ca.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 利润最大问题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a7b8e0c57e2e1fd4061ac9cfdbcdf13.png)
A.8 | B.![]() | C.-1 | D.-8 |
【知识点】 导数的概念和几何意义
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88e65fa2e9bd91393642a964e68b91f6.png)
A.13万件 | B.11万件 |
C.9万件 | D.7万件 |
【知识点】 利润最大问题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fe872314b0398e8bbc7949f8288271a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fe872314b0398e8bbc7949f8288271a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b1dcdac71e394e495d069f64e1f1ce9.png)
A.24 | B.15 | C.12 | D.6 |
【知识点】 面积、体积最大问题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ebca720079f51014fb3f28dc25d33e3.png)
A.30元 | B.60元 |
C.28000元 | D.23000元 |
【知识点】 利润最大问题
二、填空题
【知识点】 面积、体积最大问题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5022abc6afd4deff13845419fa38312e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e00f40396e914d1d9955bd7785f1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab6aef4ea052bc598ce66cc5d0bffa7.png)
【知识点】 面积、体积最大问题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3546a3f46d171068f9b05d5cfa3c730d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0efba7147f5b9ced8bc4a72f0a9fb8af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e6f1af4b44b2e97e8f319bab4ae9010.png)
【知识点】 利润最大问题
三、解答题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ba4b4dcb4cebe26e74ac00eae4dd0f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c5c8585ce1f3680deb5377131ab33c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
【知识点】 利用给定函数模型解决实际问题 利润最大问题