A cheerleader waves her pom-pom in SHM with an amplitude of 18.8 cm and a frequency of 0.870 hz.
A- Find the maximum magnitude of the acceleration.
B- Find the maximum magnitude of the velocity.
C- Find the acceleration when the pom-pom's coordinate is x= 9.50 cm .
D- Find the speed when the pom-pom's coordinate is x= 9.50 cm .
E- Find the time required to move from the equilibrium position directly to a point a distance 12.5 cm away.