32 The path of a rocket fired during a fireworks display is given by the
equation s(t) = 64t − 16t
2
, where t is the time, in seconds, and s is the
height, in feet.
What is the maximum height, in feet, the rocket will reach?
In how many seconds will the rocket hit the ground? [The use of the grid
on the next page is optional.]
[18]
Math. B – June ’07