Question

A ball is thrown into the air with an initial upward velocity of 48 ft/s. Its height (h) in feet after t seconds is given by the function \large h=-16t^2+48t+64. After how many seconds will the ball hit the ground?

Responses

5 seconds
5 seconds

7 seconds
7 seconds

4 seconds
4 seconds

6 seconds

Answer 1

6 seconds