Overdamped and critically damped oscillator

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    Damped Oscillator
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SUMMARY

An overdamped or critically damped oscillator can cross the origin at most once due to the nature of their damping characteristics. Overdamped oscillators return to equilibrium without oscillating, while critically damped oscillators return to equilibrium as quickly as possible without oscillating. The mathematical representation of these systems involves differential equations that describe their motion, and plotting these equations can visually confirm their behavior regarding crossing the origin.

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Aneleh
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Can you help me start on this one:
Show that an overdamped or critically damped oscillator can cross the origin at most once.
 
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Can you help me start on this one

Do you have definitions for 'overdamped' and 'critically damped'? If so, then it seems to me a prudent course of action would be to get equations of each and calculate the time it takes to cross the origin. A plot might be helpful also.
 

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