The position of a particle undergoing simple harmonic motion is given by x(t)=acos(bt+π/3), where a = 8.00 m and b = 4.00 s^−1 . Required:
a. What is the amplitude?
b. What is the frequency f?

d. air pressure decreases as altitude increases.

massxgravity x heght=weightxheight= pe

4900=490xh

h=10

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