Calculator Allowed 2) A particle moves along the x-axis so that its velocity at time t is given by : v(1) = 1-14/4 + 11 8+ + 2 At time t = 0, the initial position of the particle is x = 5. a. Find the acceleration of the particle at time t = 5 b. Is the particle speeding up or slowing down at timet = 5.1? Justify your answer. c. Find all times on the interval 0