Former NFL punter Ray Guy holds the record for the longest hangtime on a punt. If the ball leaves with an upward velocity of 128 ft/s from an initial height of 4 feet, how long will the ball be in the air? Use the formula 2003-19-06-00-00_files/i0130000.jpg, where h is the height of the ball in feet and t is the time in seconds since it is kicked. Round your answer to the nearest tenth.
A.
2.7 seconds
B.
3.0 seconds
C.
5.6 seconds
D.
8.0 seconds