1. The problem statement, all variables and given/known data a car travels around a track at a speed of 5 rev/s. the track begins with a radius of 35m and spirals such that the radius increases 5m/rev. give the speed and position of the car as functions of time. express your answers as polar vectors. 2. Relevant equations 3. The attempt at a solution i dont get how to do it since the radius increases.