A 4-pound weight stretches a spring 2 feet. The weight is released from rest 20 inches above the equilibrium position, and the resulting motion 7 takes place in a medium offering a damping force numerically equal to times the instantaneous velocity. Use the Laplace transform to find 8 the equation of motion x(t). (Use g = 32 ft/s² for the acceleration due to gravity.) x(t) =

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