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The equation of motion of a body oscillating on the end of a spring is dx dr +100x=0 where x is the displacement in

The equation of motion of a body oscillating on the end of a spring is dx dr +100x=0 where x is the displacement in metres of the body from its equilibrium position after time / seconds. Determine x in terms of t given that at time t=0, dx x=2m and

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