12. The actual and projected profit and loss of a company during a twelve year period is shown in the table. Year Profit/Loss (thousands of dollars) 2005 2006 2007 2008 2009 2010 -80 0 48 70 72 60 40 18 0 -8 0 88 2011 2012 2013 2014 2015 2016 a) Sketch a graph of the data, using the years since 2005 as the values of the independent variable. [2] b) If x represents the number of years since 2005 (with 2005 being year 0), write the polynomial function that models the data. [3] C) Explain the trends in profit and loss of the company. [1]