Solve the Problem. -A Ball Is Thrown Vertically Upward from the Top of the Top

Multiple Choice

Solve the problem.
-A ball is thrown vertically upward from the top of a building 128 feet tall with an initial velocity of 112 feet per second. The distance s (in feet) of the ball from the ground after t seconds is s = 128 + 112t - 16t² . After how
Many seconds will the ball pass the top of the building on its way down?

A) 7 sec
B) 6 sec
C) 9 sec
D) 128 sec