Question 8(Multiple Choice Worth 10 points) (07.06 MC) During flu season, the number of people that contract the flu virus at any time increases at a rate proportional to the number of people that contract the flu virus at that time. There were 650 people that contracted the virus when flu season began, and 1,000 contracted it seven days later. How many people contracted the virus 14 days after it first began? Round to the nearest person. O 2,367 O 1,645 O 1,538 O 1,250 Question 9(Multiple Choice Worth 10 points) (06.08 MC) Evaluate sin(3x -5) dx. O - sin( 3x - 5 ) + C O - sin ( 3x - 5 ) + C - cos ( 3x - 5) + C O -cos (3x - 5) + CQuestion 10(Multiple Choice Worth 10 points) (06.04 MC) A particle is traveling at a certain velocity modeled by v(t)= , where t is measured in seconds and v is measured in inches per second. How far does the particle travel for 1 s t s 3? O WIN in . O In(2) in. O In (3) in. O 2 in. Question 11(Multiple Choice Worth 10 points) (07.01 MC) Select the possible solution(s) to the differential equation (3 -2a)- 1. 3a-a2+1 + 4 Il. 3t - 2at = 4t - C Ill. 3a - a2 = 4a - 3 OI O III Ol and II Oil and IIIQuestion 12(Multiple Choice Worth 10 points) (07.05 MC) What is a particular solution to the differential equation y = x7, with the initial condition y(0) = 7? dx Oy = Ht dt Oy= 17t dt O y =7+lot at O y=7+ lot at Question 13(Multiple Choice Worth 10 points) (06.10 MC) 2xcos(4x) dx = O -2xsin 4x + -jsin 4xdx O 2xsin 4x - -[ sin 4xdx O -1xsin 4x + ~ |sin 4x dx Oxsin4X -~ [sin 4xdx