8. Evaluate S (2-(x/) dox by interpreting the integral in terms of area. 9. The temperature on a certain day as measured at the airport of a city is changing at the rate of T(1) = 0.15t2 - 3.6+ + 14.4 (0sts 4) "F/hr, where t is measured in hours, with = 0 corresponding to 6 a.m. The temperature at 6 a.m. was 23.F. What was the temperature at 9 a.m.? Please round your answer to whole degrees. a. T=75OF b. T = 51OF C. T=28OF . T= 43.F e. T=50F 10. Evaluate the integral. J(-5x + 4)-2dx a. (-5x +4)-1 10 b . (5x + 4)-3 10 -+c C. (5x +4)-3 - +c 5 d. (-5x + 4) -1 - + c 5 e. (-5x2+4) 5 -+ c 11. Evaluate the integral. 1.5 2ex-3 dx. -1.6 a. 2(e-1.5 + e-4.6) b. ( e-1.5 -@-4.6) c. 2(e-1.5 -2-1.6) d. 2(e 1 5 - -4.6) e. 2(e-1 5 --4.6) 3