Question

A lion accelerates from rest at a rate of 4.2 m/s2. How far has the lion gone after 4 seconds?

Answer 1

\[x _{f}=x _{i}+v _{i}\Delta t + 1/2a(\Delta t)^{2}\]
\[x _{f}= 0 + (0)(4) + 1/2(4.2)(4)^{2}\]
\[x _{f}=33.6\]

Answer 2

thanks

Answer 3

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