A toy rocket is launched from the top of a building 87 feet tall at an initial velocity of 207 feet per second a Give the function that describes the height of the rocket in terms of time t b Determine the time at which the rocket reaches its maximum height and the maximum height in feet c For what time interval will the rocket be more than 471 feet above ground level d After how many seconds will it hit the ground a The function that describes the height of the rocket in terms of t is s t