FRQ 4 NO calculator is allowed for the following problem. For O t 231, a particle is moving along the x-axis. The position of the particle is given by x(t) = e;cos The velocity of the particle is given by v(t) = sin a) Find the time t at which the particle is farthest to the left. Justify your answer. b) Is the speed of the particle increasing or decreasing at time t = n? Justi6/ your answer. C) The total distance traveled by the particle can be expressed as ft" What is the value of k? JustiW your answer.