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A particle moves according to a law of motion s = f(t), t is greater than...

A particle moves according to a law of motion s = f(t), t is greater than or equal to 0, where t is measured in seconds and ? in feet.

f(t)=t^2 • e^(-t)


a) fine velocity at rime t and after 1 second

b) when is the particle at rest

c) fine the acceleration at time t and after 1 second

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Expert Solution

milcah answered 2 years ago
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