Question 10, a and b.Please show work!Thank you :))

Question 10) A)Determine the particular equation for the distance s if v = 3t + 1251- and s = 8 when t = 10 B)Determine the particular equation for the velocity if the acceleration is given by the equation a = 9t2 + 8t + 3 where v = 50 when t = 2. Express your answer in the form At' + Bt- + Ox + D