[微分] 93中興電商

[bitchdog (超人會隱形)]

One company has found that the relationship between demand x

and price p for a product can be modeled by p= 30
                                              ----  .
                                              √x

The cost of the producing x units is given by C=3x+500.

What price per unit will yield a maximum profit

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擺脫拙劣  更上層樓的不二法門
首先就是要  明白自己的愚蠢
http://www.wretch.cc/album/ashin65

我的拍賣
http://class.ruten.com.tw/user/index00.php?s=ashin65

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※ 發信站: 批踢踢實業坊(ptt.cc) 
◆ From: 122.122.66.126
→ yhliu:Profit P(x) = xp(x)-C(x) = 30√x-3x-500