The annual domestic revenue (in billions of dollars) generated by the sale of movietickets can be approximated by the function8.19x 0.096 (x #1),where x = 1 corresponds to 2001. Assuming the model remains accurate, approximatethe revenue in the following years.(Data from: www.the-numbers.com.)i) 2010 ii) 2013

For a function: y=f(x), the dependent variable is y and the independent variable is x. The value of…

Answered: The annual domestic revenue (in…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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An economist predicts that the buying power B(x) of a dollar x years from now will be given by the formula B(x)=0.8*. How much will today's dollar be worth in 2 years? Round to the nearest cent. O A. $1.74 OB. $0.96 OC. $1.60 OD. $0.64
5. Someone invests $3080 in an account at 6.3% interest compounded annually. Let f(t) be the value (in dollars) of the account at t years after she invested the $3080. a) Find the equation of f. b) What will the account's value be after 12 years? (Round to the nearest cent.)
The U.S. population can be modeled by the function y=165.6x¹.345, where y is in thousands and x is the number of years after 1800. (a) What was the population in 1970, according to this model? (b) is the graph of this function concave up or concave down? What does this mean? (c) Use numerical or graphical methods to find when the model estimates the population was 94,150,000. (a) According to the model, the population in 1970 was thousands. (Round to the nearest integer as needed.)
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2. a. Write an exponential equation of the form y = a(b)* that passes through the points (1, 6.4) and (4, 3.2768). Explain how you got your answer OR show your work. b. Identify the percent change that is modeled by your equation in part a. In other words, identify whether your equation represents a percent increase or decrease AND how much is that percent increase or decrease.
18q5Woh4mQxT_QQVL1RKDY"%5.. O A Johnstone, J Bushra Almjareesh - Version A Pre-Calc Module 14 Quiz Google.pdf + 352% nswer Write an equation for the function and label as exponential growth or exponential decay. I (1, 10) (0, 5) 2. If the data below are from an exponential function, what is the value of a? OD e 30 SAMSUNG

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