5 -4 -3 -2 -1 f(x) = 100 75 25 1 2 3 4 5 90.7 (0.01x +0.01x + 1) f'(x) = -90.7(0.02x+0.01) (0.01x +0.01x + 1) x f(x) -5 -4 -3 -2 -1 -.75 -.5 -.25 (2008) O (2009) (2010) 2 15.583 80.982 85.566 88.922 90.7 90.870 90.927 90.870 90.7 88.922 85.566 (2011) 380.982 (2012)4 75.583 f'(x) signment. reply to at least one oth se the Week 10 Home for each problem; upl