英文的函数题A vendor can sell 500 souvenirs per day at a price of $3.00 each.Each increase of 30¢ in price decreases the number of sales by 25 per day.Souvenirs cost the vendor $1.60 each.What price should be charged to maximize profit?

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英文的函数题A vendor can sell 500 souvenirs per day at a price of $3.00 each.Each increase of 30¢ in price decreases the number of sales by 25 per day.Souvenirs cost the vendor $1.60 each.What price should be charged to maximize profit?

英文的函数题A vendor can sell 500 souvenirs per day at a price of $3.00 each.Each increase of 30¢ in price decreases the number of sales by 25 per day.Souvenirs cost the vendor $1.60 each.What price should be charged to maximize profit?
英文的函数题
A vendor can sell 500 souvenirs per day at a price of $3.00 each.Each increase of 30¢ in price decreases the number of sales by 25 per day.Souvenirs cost the vendor $1.60 each.What price should be charged to maximize profit?

英文的函数题A vendor can sell 500 souvenirs per day at a price of $3.00 each.Each increase of 30¢ in price decreases the number of sales by 25 per day.Souvenirs cost the vendor $1.60 each.What price should be charged to maximize profit?
y=(x-1.6)(500-25(x-3))
=(x-1.6)(575-25x)
=-25x²+615x-920
∴x=12.3时,利润最大

英文的函数题A vendor can sell 500 souvenirs per day at a price of $3.00 each.Each increase of 30¢ in price decreases the number of sales by 25 per day.Souvenirs cost the vendor $1.60 each.What price should be charged to maximize profit? 英文函数题A vendor can sell 500 souvenirs per day at a price of $3.00 each.Each increase of 30¢ in price decreases the number of sales by 25 per day.Souvenirs cost the vendor $1.60 each.What price should be charged to maximize profit? 英文函数题A vendor can sell 500 souvenirs per day at a price of $3.00 each.Each increase of 30¢ in price decreases the number of sales by 25 per day.Souvenirs cost the vendor $1.60 each.What price should be charged to maximize profit? 英文函数题目A vendor can sell 500 souvenirs per day at a price of $3.00 each.Each increase of 30¢ in price decreases the number of sales by 25 per day.Souvenirs cost the vendor $1.60 each.What price should be charged to maximize profit? 那位知道这句话的意思VENDOR SHALL SUBMIT ORIGINAL MANUFATCURE'S QUOTATION ALONG WITH OFFER.1.VENDOR SHALL SUBMIT ORIGINAL MANUFATCURE'S QUOTATION ALONG WITH OFFER.vendor卖方 original manufacture's quotation 这句话不知道怎么翻译 谁知道下面的英文是什么意思:A person's loneliness,can make many people's happiness . vendor use only 的意思 supplier与Vendor的区别? 纸箱上“STYLE”“VENDOR”是什么意思?VENDOR如题 展会英文 vendor workshop是什么研讨会? 英语翻译1.1 The Vendor must:• keep confidential all Confidential Information provided by the Company or otherwise obtained by the Vendor ; and• not disclose the Confidential Information ,without the Company's prior written approva l a 找一首英文的歌,开始是一个童声在笑,然后it's a love song I can be什么的. 英语翻译acount-to-acount Vendor-To-Vendor 这2个的意思(转账方面)... VENDOR SI CUT-OFF 和VENDOR CY CUT-OFF是什么意思外贸,入货通知上的 英语翻译I have more questions about the payment terms..We are currently working with about 20 vendors.NIN BO 广博 is one of our vendor.We can get a Net 60 days terms from our vendor.I want to know if we can get better terms from you after the f 英语翻译I have more questions about the payment terms.We are currently working with about 20 vendors.NIN BO 广博 is one of our vendor.We can get a Net 60 days terms from our vendor.I want to know if we can get better terms from you after the fi 英文句子翻译,高手进.不要软件翻译的!~1. Canners can can what they can can but can not can things can't be canned. 2. Bill's big brother is building a beautiful building between two big brick blocks. 3. Please, Paul, pause for appla vendor与supplier在用法上的区别