simple harmonic motion ! (1 Viewer)

[posh bitch]

please help me answer this Question.
especailly part d
refer to attachment. thankss

ALSO::: in relation to simple harmonic,
if the particle doesnt start in the middle,
is the centre of the motion still the middle of the two end points ??

 

[Zenox]

Do you have the answers? i want to make sure they are correct before posting up my working
a) x=0 and x=4
b) center of motion , 2
c) max speed occurs when a=0 , v=2 ms
d) a = 2-x