Find the velocity, acceleration, and speed of a particle with the given position function.\\ \textbf{r}(t) = \left\langle -\frac{1}{2}t^2, 2t \right\rangle\\ \textbf{v}(t) = \\ \textbf{a}(t) = \\ |\textbf{v}(t)| =
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v(t) = r'(t) = (-t, 2) Show more…
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