Calc Help

The daily sales, S, in thousands of dollars, is a function of the money, x, spent on advertising (in thousands of dollars) according to: S(x)= -x^3+9x^2+6/6. Find the x-coordinate of the point of diminishing returns. How much money is spent on advertising when you reach the point of diminishing returns?

Wouln't the point at which S'=0 change the sign of the returns?

  1. ๐Ÿ‘ 0
  2. ๐Ÿ‘Ž 0
  3. ๐Ÿ‘ 60
asked by Rob

Respond to this Question

First Name

Your Response

Similar Questions

  1. Calculus

    The relationship between the amount of money x that Cannon Precision Instruments spends on advertising and the company's total sales S(x) is given by the following function where x is measured in thousands of dollars. S(x) =

    asked by Mike on June 13, 2013
  2. math

    a company's monthly sales, in thousands, is given by s(x,y)=9x^.8y^.5. where x is the amount spent on newspaper advertising per month in thousands of dollars and y is the amount spent on radio advertising per month in thousands of

    asked by PL on June 29, 2017
  3. math

    You own two restaurants. From 1995 to 2000, the sales R1 (in thousands of dollars) for one restaurant can be modeled by: R1 = 480 โ€“ 8t โ€“ 0.8t2, t = 0, 1, 2, 3, 4, 5, where t = 0 represents 1995. During the same 6-year period,

    asked by Anonymous on May 14, 2016
  4. Functions

    You own two restaurants. From 1995 to 2000, the sales R1 (in thousands of dollars) for one restaurant can be modeled by: R1 = 480 โ€“ 8t โ€“ 0.8t2, t = 0, 1, 2, 3, 4, 5, where t = 0 represents 1995. During the same 6-year period,

    asked by BRIanna on May 12, 2016
  5. Statistics

    A household appliance manufacturer wants to analyze the relationship between total sales and the company's three primary means of advertising (television, magazines, and radio). All values are in millions of dollars. They found

    asked by Anonymous on October 7, 2014
  6. algebra

    The matrix below shows the sales, in thousands of dollars, for three different stores over a period of two years. sales store A store B store C year 1[110 250 400] year 2 150 300 350 Each store's profit is 3% of its sales. What is

    asked by curtina blue on September 22, 2010
  7. Stats

    Observations are taken on sales of a certain mountain bike in 30 sporting goods stores. The regression model was Y = total sales (thousands of dollars), X1 = display floor space (square meters), X2 = competitorsโ€™ advertising

    asked by Mat on September 30, 2010
  8. math

    on a trip to the mall amber spent half her money on clothes and one fourth of her money on a gift for a friend. she spent 24 dollars in all. how much money did

    asked by arianna on March 29, 2012
  9. math

    The profit p(x) of a cosmetics company in thousands of dollars is given by P(x) = -5x^2 + 400x - 2550, where x is the amount spent on advertising, in thousands of dollars. What amount must be spent on advertising to obtain a

    asked by Kp on November 29, 2013
  10. Algebra 1

    Can Someone Check My Answer The table shows the amount of money (in dollars) spent by a household on plants and flowers for certain years. Describe the rates of change in the number of dollars spent during the time period. Year

    asked by Mary on October 30, 2013

More Similar Questions