2 When a ball is thrown straight up in the air its height above the ground is given by s(t) = 120 - P + 1 metres where r is in seconds, 1 2 0.a From what height above the ground was the ball released? b Find the maximum height reached by the ball. c Find the ball's velocity: i when released ii at f = 1 iii at t = 3 d Find the total distance travelled by the . ball before it hits the ground