Solve the problem.A weight attached to a spring is pulled down 4 inches below the equilibrium position. Assuming that the frequency of the system is 
cycles per second, determine a trigonometric model that gives the position of the weight at time t seconds.
A. y = -4 cos 
t
B. y = 4 cos 6t
C. y = 4? cos 3t
D. y = -4 cos 6t
Answer: D
Mathematics
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