Hybrid car sales peaked in early 2008, then showed a
Chapter 2, Problem 2.10.14(choose chapter or problem)
Hybrid car sales peaked in early 2008, then showed a steady decline in the second half of 2008. The following graph shows the annual sales of hybrids between 2004 and 2009. a. Relabel years as years since 2004. b. Sketch a line corresponding to increasing hybrid sales. Then calculate and interpret its slope in terms of car sales. Create a linear model, specifying its domain. c. Sketch a line corresponding to decreasing hybrid sales. Then calculate and interpret its slope in terms of car sales. Create a linear model, specifying its domain. d. Generate a piecewise linear function for hybrid sales. e. In July 2009 there were 35,429 hybrids sold out of 999,890 total vehicle sales. What percentage of all vehicle sales were hybrids then? f. If you have online access check on the Internet for 2011 hybrid sales to see if they have improved.
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