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OpenStudy (anonymous):
The position function of a particle is given by r(t)= <-3t^2, 5t, t^2+5t>. At what time is the speed minimum?
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OpenStudy (anonymous):
OpenStudy (anonymous):
at t=0
OpenStudy (anonymous):
Obviously, but there would be another minimum wouldn't there? If we break it down and integrate to acceleration, we get no t's. All of the t's disappear, right? Or am I missing something?
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