If an object is dropped from a height of 200 feet, the function h(t) = -16t^2 + 200 gives the height of the object after t seconds. Approximately, when will the object hit the ground?

Answer 1

0 = -16t² + 200

-200 = -16t²

200 = 16t²

50 / 4 = t²

5√2 / 2= t