The table shows the height of a ball, ​h(t)​, after t seconds. The data can be modeled using a quadratic regression equation.

Time (s) 1 2 3 4
Height (ft.) 88.7 139.9 158.9 146.1
Approximately when will the ball hit the ground?


0 s

5.2 s

6.3 s

7.5 s