If f(x) equal to (a) 1004 (c) 2007 4.t 4+2 2008 where x € Q, then Σ f(2009) is r=1 (b) 2006 (d) None
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- Find n(B) if B = {x : x is a letter in the word “bookkeeper”}.Suppose f(x) = (2x+1)/5. state the value of f(−3) state the value of f−1(−3)Suppose that "x" years after its founding in 1974, a certain national consumers association had a membership fee of f(x) = 100 (2x3-45x²+264x). At what time between 1975 and 1990 was the membership of the association smallest?
- The circulation (as of September 20 of each year) of daily English-language newspapers in a certain country between 1986 and 2000 can be modeled as n(x) = 0.00792x³ – 0.37x2 + 3.557x + 51.588 million newspapers where x is the number of years since 1980. (a) What was the average newspaper circulation from 1986 through 2000. (Round your answer to three decimal places.) million newspapers (b) In what year was the newspaper circulation closest to the average circulation from 1986 through 2000? (Round your answer up to the nearest integer.)C(x) = 20,000 + 20x + 10000/x ; x = 100The circulation (as of September 20 of each year) of daily English-language newspapers in a certain country between 1986 and 2000 can be modeled as n(x) = 0.00792x – 0.37x² + 3.357x + 51.588 million newspapers where x is the number of years since 1980. (a) What was the average newspaper circulation from 1986 through 2000. (Round your answer to three decimal places.) 73.007 x million newspapers (b) In what year was the newspaper circulation closest to the average circulation from 1986 through 2000? (Round your answer up to the nearest integer.) 2023 Need Help? Read It Viewing Saved Work Revert to Last Response Submit Answer View Previous Question Question 2 of 7 View Next Question Home My Assignments +Request Extension Pッ 9, 69°F Clear e Type here to search (25 ho f12 prt sc delete home er f2 f4 f5 10 ? num lock backspace 7 6. 00 %24 %23
- Find the value of “a” if (x1/3)(x3/4) = xax) = (1/3)x - 6From 2005 through 2010, an Internet sales company was hiring new employees at a rate of n(x) = 588 + 122 new employees per year where x represents the number of years since 2004. By 2010, the company had hired 996 employees. (a) Write the function that gives the number of employees who had been hired by the xth year since 2004. (Round any coefficients to three decimal places.) N(x) = employees (b) For what years will the function in part (a) apply? The function in part (a) applies from x = through x = (c) Calculate the total number of employees the company had hired between 2005 and 2010. (Round your answer to the nearest whole number.) employees Would this figure necessarily be the same as the number of employees the company had at the end of 2010? Explain. If any employees were fired or quit between 2005 and 2010, an estimate of the number of employees hired Select--- v represent the number of employees at the end of 2010. Need Help? Read It
- Suppose f(x)=2.7(x−2015)+35 models a situation where x represents a year. If we would like to use g(x)=2.7x+35 to model the same situation, then x=0 must correspond to what year?The value in dollars, o(x), of a certain car after x years is represented by the equation v(x) = 25,000(0.86)*. To the nearest dollar, how much more is the car worth after 2 years than after 3 years? (1) 2589 (3) 15,901 (2) 6510 (4) 18,490In 2014, County X had 783 miles of paved roads. Starting in 2015, the county has been building 8 miles of new paved roads each year. At this rate, if n is the number of years after 2014, which of the following functions f gives the number of miles of paved road there will be in County X? () (Assume that no paved roads go out of service.) A. f(n) = 8 + 783n B. f(n) = 2,014 + 783n C. f(n) = 783+ 8n D. f(n) = 2,014 + 8n