英语翻译Postal regulations specify that a parcel sent by priorit

英语翻译
Postal regulations specify that a parcel sent by priority mail may have a combined length and girth of no more than 108 in,Find the dimensions of a rectangular package that has a square cross section and the largest volume that may be sent cia priority mail .What is the volume of such a package.
Hint:The length plus the girth is 4x+h(see the accompanying figure)
是求题目的意思,
hwei211 1年前 已收到1个回答 举报

Kevin_R 幼苗

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邮政规则明确规定,以优先邮件寄送的包裹有一个长度与周长之和不超过108英寸的限制.请给出一个满足优先邮件寄送限制,且使容积最大化的,横截面为正方形的包裹尺寸.并寄送这个包裹的容积.
提示:长度加上周长是4x+h(见附图).

分析:
目标函数:Max hx^2
约束条件:4x+h=108

1年前

7
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