1. (4 points) Textbook section 1.5, page 66, #116 - Vehicle Sales In 2009 new motor vehicle sales in the U.S. were 10,602 thousand vehicles. In 2013, the figure had increased to 15,844 thousand. SHOW YOUR WORK on the following: a) Find a linear function P(x) = ax + b that models the number of vehicle sales x years after 2009. b) Interpret the slope of the graph of y = P(x). c) Use P(x) to approximate the number of vehicle sales in 2011. d) Assuming the model continued past 2013, what is the number of vehicle sales in 2015? xE=ywolad yenil al enerlw (xla ( -xE =Vv0de Exe--v sail al e1edwlg be © Schmitz 2020

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