MATB24H3 Lecture 30: Week+9+%28Lec+17-18%29

The graph below is most likely the graph of which of the following equations. r(t) = sin(t)i + cos(t)j + tk, 0 t 4pi r(t) = t cos(t)i + t sin(t)j + tk, 0 t 4pi r(t) = cos(t)i + t sin(t)j + tk, 0 t 4pi r(t) = t cos(t)i + sin(t)j + tk, 0 t 4pi

Which of the following is a solution to x ' = A(t) x + b (t) if -2 A(t) =1-3 1 2 1 , b(t)=| 2 sin(t) | v ()--sin(t) -cos(t) 2 sin(t) -cos(t) sin(t) -2 cost) b) ) v (t) = c) O v(t) =| 2 sin(t) + cos(t) sin(t) -sin(t) e)C) v(t) =| 2 sin(t) + cos(t) -sin(t) ONone of the above.