How would I solve this?

0 1. +3 -t2 -t+3 part 1 of 3 A particle moves along the r-axis so that 1 2 + 3 + +2 + 6t + 3 its velocity at any time t 2 0 is given by v(t) - 3t? - 2t - 1. The position r(t) is 5 for 3. 3+3 - 2t2 - t + 3 t - 2. a) Find a polynomial expression for the 0 4. +3 + +2 - 3+ + 3 position of the particle at any time t > 0. 5. 2+3 - t2 - t - 3 () 1. 2.813 part 2 of 3 b) For what values of t, 0