particles move at x=2sin(t), y=3cos(t),z=t at any t>0. What is the accelaration and jerk

velocity v = ds/dt

dx/dt = 2cos(t)
dy/dt = -3sin(t)
dz/dt = 1

acceleration a = dv/dt
x" = -2sin(t)
y" = -3cos(t)
z" = 0

jerk j = da/dt
x"' = -2cos(t)
y"' = 3sin(t)
z"' = 0