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如何建立模型

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yuzi posted 2023-5-21 15:24 from mobile |Read mode
Last edited by hbghlyj 2025-3-10 19:476,某企业有资源为 20 单位,需分配給 3 个部门,第 $i(i=1,2,3)$ 个部门用 $x_i^2$ 单位资源生产可获得价值为 $g(x_i)$ ,如下表。试建立数学模型,如何分配资源给这 3 个部门使产生的价值最大?最大值是多少?

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kuing posted 2023-5-21 15:26
难得鱼哥来发帖

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original poster yuzi posted 2023-5-21 15:46 from mobile
哈哈哈

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abababa posted 2023-5-21 17:29
这有问题吧,要是都选$x_i=0$的那列,那不是不用任何资源,就能无限生产了吗?
另外那个$x_i^2$也没在表里体现出来,表里不是直接给出了$g(x_i)$的值了吗?

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