Remaining Time: 35 minutes, 49 seconds. . Question Completion Status: Let f(x) = x5 - 7x3 4 19. Find f(1), "(1) and f"(1). F" ( 1 ) = F" (1) = QUESTION 12 A particle travels as a function of time according to the formula 5 = 150 + 8 + 0.0513 where S is in meters and t in seconds. Find the acceleration of the particle when t - 5. When I = 5 the acceleration of the particle is [A] ( sec?) (Use decimal representation for your answer.) QUESTION 13 Total revenue is in dollars and x is the number of units. Suppose that the total revenue function for a commodity is R = 40x - 0.02x. (a) Find R(100). R(100) = [A] (Type the number only, without comma, or dollars and cents.) QUESTION 14 (Continued from the previous question) Total revenue is in dollars and x is the number of units. Suppose that the total revenue function for a commodity is R = 40x - 0.02x2. What does R(100) represent? O A. 100 units produce this amount of revenue