The Displacement of a Particle Is Given By $x = 0.03 \sin \left( 20 \pi t + \frac { \pi } { 2 } \right) \text { meters }$

Essay

The displacement of a particle is given by $x = 0.03 \sin \left( 20 \pi t + \frac { \pi } { 2 } \right) \text { meters }$ . Find all times t > 0 where
(a) The displacement attains its maximum value.(b) The velocity attains its maximum value.(c) The acceleration attains its maximum value.