Question: A dragster's position as a function of time is given by (x(t)=b t^{3 / 2}), where (b=30.2 mathrm{~m} / mathrm{s}^{3 / 2}). Calculate the (x)

A dragster's position as a function of time is given by $x(t)=b t^{3 / 2}$, where $b=30.2 \mathrm{~m} / \mathrm{s}^{3 / 2}$. Calculate the $x$ component of its velocity at $1.0 \mathrm{~s}$ and at $4.0 \mathrm{~s}$.

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