Find a first order system of ordinary differential equations that has the indicated vector-valued function as a solution:
(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

2 e ecos 3r 3e-sin 3r sin 2r cos 2 sin 21 3 cos 2 cos t l + t e' sin 2e cos t e' sint