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Pre-Calculus Practice Problem 15

# Pre-Calculus Practice Problem 15 - b Determine the equation...

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Unit 1, Activity 1, Solving Problems Using Mathematical Modeling Blackline Masters, Advanced Math – Pre-Calculus Page 13 Louisiana Comprehensive Curriculum, Revised 2008 \$30,000 at the end of that time. IRS allows the loss in value of the truck as a deductible expense of doing business. Although there are a number of methods for determining the annual amount of depreciation, the simplest is the straight-line method. Using this model, the company assumes that the value V , at any time, t , can be represented by a straight line that contains the two ordered pairs, (0, 150,000) and (10, 30,000). a. Describe how to interpret the two ordered pairs.
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Unformatted text preview: b. Determine the equation of the line that passes through the two ordered pairs and draw the graph. c. Interpret the slope within the context of the problem. What does the y-intercept stand for? d. What are the domain and range of the linear function in (b)? How does this differ from the domain and range within context of problem? 5. Writing exercise: In problem #3 you obtained the equation of a line to model the profit from selling bird houses. What is the difference between the domain of the linear function obtained and the domain within the context of the problem?...
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