In an Olympic 10-meter diving competition, the h, in meters, of a diver above the water t seconds after leaving the board can be given by
2
h=-4.9t +7.5t +10. In how many seconds will the diver by 5 meters above the water? round to the nearest tenth of a second.

Question

In an Olympic 10-meter diving competition, the h, in meters, of a diver above the water t seconds after leaving the board can be given by 
             2
h=-4.9t   +7.5t +10.  In how many seconds will the diver by 5 meters above the water?  round to the nearest tenth of a second.

anonymous · Answer

IS THERE A FORMULA FOR THIS EQUATION?