A theater has 16 rows of seats. The first row has 18 seats, and each of the following rows has 4 additional seats. Which of the following sequences describe this situation, where n represents the row number? Select all that apply. A f(n) = 18(4)n B 18, 22, 26, ..., 74, 78 C f(n) = 18 + (n-1) ⋅ 4, n ≥ 1 D f(1) = 18, f(n) = f(n - 1) + 4, n ≥ 2 E f(1) = 18, f(n) = f(n-1), n ≥2

Questions 7-8. use the following table to answer. year 2006 2007 2008 2009 2010 2011 2012 2013 cpi 201.6 207.342 215.303 214.537 218.056 224.939 229.594 232.957 7. suppose you bought a house in 2006 for $120,000. use the table above to calculate the 2013 value adjusted for inflation. (round to the nearest whole number) 8. suppose you bought a house in 2013 for $90,000. use the table above to calculate the 2006 value adjusted for inflation. (round to the nearest whole number)