Three Decimal Places

Multiple Choice

$\text { Find } a _ { \mathbf { T } } \text { at time } t = 1 \text { for the plane curve } \mathbf { r } ( t ) = 6 t ^ { 2 } \mathbf { i } + 5 t \mathbf { j } \text {. Round your answer to }$ three decimal places.

A) 11.077
B) 7.310
C) 11.797
D) 5.898
E) 5.538