A ticket to a school dance is $8.Usually,300 students attend.The dance committee knows that for every $1 increase in the
A ticket to a school dance is $8.Usually,300 students attend.The dance committee knows that for every $1 increase in the price of a ticket,30 fewer students attend the dance.What ticket price will maximize the revenue?
英语人气:427 ℃时间:2020-02-01 08:48:22
优质解答
set ticket price as x y=(300- 30(x-8)/1) * Xy=-30x的平方+540x+0写成顶点式y= -30(x-9)平方+2430in order to let y get the maximum value let X-9=0therefore when x=9,y has the maximum value 243011年级的...
我来回答
类似推荐
猜你喜欢
- 1翻译put your life together
- 2北京市一年漏掉的水相当于一家自来水厂一年的供水量,据不完全统计,全市至少有6乘10000000个水龙头
- 3消化道是用什么方式使食物前进的?
- 4在圆心o中,直径ab等于4,弦ac等于2根号3,弦ad等于2,求弧cd的度数
- 5纳闷了,分子晶体如CO2中的分子不是由原子以共价键构成的吗?那么分子晶体和原子晶体到底怎末区别啊 ?
- 658个字的诗或词
- 7电解水,氢气与氧气的质量比为什么是1:8,帮忙讲解一下
- 8造句 帮忙造句子:既…………也…………但…………
- 9心理学:思维与感知有何区别与联系?
- 10丁丁看完一本书原计划每天看40页,5天看完.实际每天比原计划多看25%,这本书丁丁几天看完?列方程计算