Vector Mechanics For Engineers Dynamics 11th Edition Solutions Manual Chapter 11 -

\[v = rac{dr}{dt} = 4ti + 9t^2j\]

The velocity of the particle is given by: \[v = rac{dr}{dt} = 4ti + 9t^2j\] The

\[v_x = rac{dx}{dt} = 4t\]

\[a_y(1) = 96\]

\[a_x(1) = 4\]

\[y = 2x^2 = 2(2t^2)^2 = 8t^4\]