The x-position of a particle is given by the expression x(t)=(4.0 m)cos(4.0?t+ 5.0?) , where x is in meters and t is in seconds.
(a) Determine the period of the motion.
(b) What is the amplitude of the motion?
(c) What is the phase constant?
(d) Determine the acceleration at a time of 0.23 s.
(e) What is the maximum velocity of the particle?