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The position of a particle x depends on time t according to the relation x=(3m/s)t-(1m/s^2)t^2The speed of the particle at t= 2 is a)-1 m/sB)-2m/sC)2m/sD)1m/s |
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Answer» The position of a particle x depends on time t according to the relation x=(3m/s)t-(1m/s^2)t^2 The speed of the particle at t= 2 is a)-1 m/s B)-2m/s C)2m/s D)1m/s |
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