[tex]a = \dfrac{\Delta v}{\Delta t} \\~\\~\\a = \dfrac{v-v_0}{\Delta t} \\~\\~\\7.92 = \dfrac{34.86-6.38}{\Delta t} \\~\\~\\\Delta t = \dfrac{2848}{792} \\~\\~\\ \Delta t = 3+\dfrac{472}{792} \\~\\~\\\Delta t = 3+\dfrac{2^3\cdot(59)}{2^3\cdot(99)} \\~\\~\\\Delta t = 3 + 0.5959\cdots \\~\\~\\\Delta t \approx 3.6[/tex]
It takes aproximately 3.6 secs
