Multiple Choice
If a mass that is attached to a spring is raised y 0 feet and released with an initial vertical velocity of v 0 ft / sec, then the subsequent position y of the mass is given by
where t is time in seconds and
is a positive constant. If y 0 = 2 and
= 2, find the initial velocities that result in an amplitude of 4 feet.
A) 
B) 
C) 
D) 
E) 
Correct Answer:
Verified
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