问题标题:
英文的导数数学题,求步骤,解题过程(1pt)Thetotalprofit(indollars)fromthesaleofcharcoalgrillsisP(x)=30x-0.3x^2-215(A)Findtheaverageprofitpergrillif40grillsareproduced.Ave.profit=Findthemarginalaverageprofi
问题描述:
英文的导数数学题,求步骤,解题过程
(1pt)Thetotalprofit(indollars)fromthesaleofcharcoalgrillsis
P(x)=30x-0.3x^2-215
(A)Findtheaverageprofitpergrillif40grillsareproduced.
Ave.profit=
Findthemarginalaverageprofitataproductionlevelof40grills.
(B)Marginalaverageprofit=
Usetheresultsfromparts(A)and(B)toestimatetheaverageprofitpergrillif41grillsareproduced.
(C)Estimatedaverageprofit=
都劲松回答:
(A)
Ave.profit=P(40)/40=505/40=12.625
(B)
MP(x)=30-0.6x
Marginalaverageprofit=MP(40)=30-0.6×40=6
(C)Estimatedaverageprofit=MP(40)=6
胡月明回答:
B,C是错的
都劲松回答:
可能是错的,主要是一些英文单词有些不理解,你问问其它人吧
点击显示
数学推荐
热门数学推荐