Problem Set question: A particle moves according to the position function 3 [t] : 43 sin [3t]. Enclose arguments of functions in parentheses. For example: sin t). (a) Find the velocity function. a (t) = 3'e"{4"t)'cos{3*t)+4*e"(4*t)'sin{3*t) {b} Find the acceleration function. o[t] 2 ED L.\" E. El