Suppose f(x) = 6x^2 + 2x − 7 and g(x) = 4x − 3. find each of the following functions.

a. (f+g)(x)

b. (f-g)(x)

Find the solution of system of equation y= x-4 y=4x+2

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

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)