Pepe throws a penny off the empire state building. The penny's height above ground can be modelled using the equation h=-16.1t^2+5t+1250 where t is time in seconds. How high is Pepe when he throws the penny? How many seconds does it take the penny to hit the ground?

Answer 1

initial height is 1250 when t=0

it hits the ground when

-16.1t^2+5t+1250 = 0