Question

A ball is thrown vertically upward from the top of a 96 ft tower, with an initial velocity of 16 ft/sec. Its position function is s(t) = -16t 2 + 16t + 96. What is its velocity in ft/sec when it hits the ground? (5.0 points)
Question 14 options:

1) -32

2) -48

3) -64

4) -80

5) -96