A motorcyclist who is moving along an x axis directed

A motorcyclist who is moving along an x axis directed toward the east has an acceleration given by a – (6.1 â 1.2t) m/s2 for 0 < t=””>< 6.0=”” s.=”” at=”” t=”0,” the=”” velocity=”” and=”” position=”” of=”” the=”” cyclist=”” arc=”” 2.7=”” m/s=”” and=”” 7.3=””>
(a) What is the maximum speed achieved by the cyclist?
(b) What total distance does the cyclist travel between t = 0 and 6.0s